572:-like blackish-brown but for a well-demarcated and highly contrasting creamy to golden buff colour about the crown, hindneck and neck sides. Furthermore, adults have bold white ”epaulettes” on their shoulder braces, which are usually fairly conspicuous on perched birds. The adult's tail is narrowly dark barred over a greyish ground colour and has a broad black subterminal band, while a white tail tip sometimes manifest in adults that are freshly molted. The undertail coverts are sometimes indistinctly paler, rust to creamy, combined with grey tail base to give the appearance of a paler rear end. At rest, the wing tips tend to reach the tail tip. The juvenile eastern imperial eagle is mostly pale tawny-buff to sandy yellow with fairly heavy dark brown streaks from the throat down to the breast, mantle, scapulars and forewing coverts. The juvenile's scapulars and forewing coverts also have sometimes noticeable white tipped feathers while the median coverts are perceptibly browner and greater coverts blackish both with broad creamy-yellow tips forming clear wing bars. The flight feathers and tail on juveniles are often blackish and tipped whitish, however the white parts on the lower back to tail coverts are only lightly streaked in the centre and often not visible when perched. Below the streaked breast, the remainder of the juvenile's underparts are plain pale buff. By the 2nd year, the brown streaking on the underside fades to a plainer sandy hue and the pale bars also start to fade on wings. Especially later into the 2nd year into the 3rd year, some young eastern imperial-eagles show an erratic blotching of blackish-brown feathers below. By about the 4th winter, as the birds enter their subadult plumage, the forefront of the eagle is often a rather patchy mix of sandy and darker adult-like feathers. During slow annual molts, the dark feathers expand initially from the throat and upper breast outward. Late into the subadult stage, the birds also start to develop a pale crown and nape but usually the rear body still more juvenile-like, such as the pale rump-band and crissum despite the otherwise darkening tail and wing feathers. The full adult plumage is attained at 5–6 years of age but some subadults are already breeding before this.
605:. The species may also hold their wings flat while engaging in a glide but as it accelerates they may arch wings back. In flight, the adult from above shows dark brown with small white braces, greyish tail with fine dark bars and a very broad, blackish subterminal band. The adult is essentially all dark colored when seen from below relieved only by some very dusky grey flight feathers on the primaries (against the black wing tips), a grey crissum and thinly barred grey tail base. However, these features may be only obvious in good light and at reasonable distances. In flight, the juvenile is largely pale buff with brown streaking. The lower back, rump, tail coverts and leg feathers are all whitish cream in colour which contrasts noticeably with their white-tipped blackish greater coverts, primary coverts and quills. On their mantle, juveniles manifest two white wing bars above and a narrow whitish lower trailing edge. Meanwhile, the juvenile's inner primaries are much paler creamy-buff hue than their other flight feathers. The dusky brown wing linings of the juvenile plumage, when compared to the darker ones of adults, show more extensive coarse patterning. Some birds by 2nd to 3rd year are so worn in their flight feathers as to appear almost unstreaked sandy while, from the 3rd year on, darker feathers start to appear below with various untidy variations.
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2328:. It was found that the feeding opportunities sought were largely similar (nestling water birds were often favored) by all five eagle species and that a hierarchy was formed, though each species competed most regularly with others of their own species. The eastern imperial eagle was, by and large, dominant in correspondence to its slightly larger size than the other booted eagles and rivaled the similarly-sized Pallas's fish eagle as the top avian predator in this raptor community. The steppe eagle, despite being only scarcely smaller than an imperial eagle, was usually subordinate to imperial eagles and had a much lower estimated average daily food intake, 141 g (5.0 oz) against an average of 539 g (1.188 lb) for the imperial. However, the mean daily intake of Pallas's fish eagle was slightly higher still at 623 g (1.373 lb) and the fish eagle would perch slightly higher than the imperials as well. In one case, a flock of 9 steppe eagles was able to pirate a freshly caught
2923:. The strongest increases were in Hungary where from 10-15 pairs in the late 1970s an estimated total of 105 nesting pairs by the late 2000s. Conversions and conservation of lowland wildlands, has allowed the numbers of pairs using less ideal mountainous habitat decrease from 50% to 15% of breeding imperials, as they've shifted to more ideal lowland habitat. The nation's imperial eagle population has been continuously protected and monitored since 1975. Further efforts in Hungary were the mitigation of human-eagle conflicts through education in Hungary as poisoning (whether these eagles are the main target or not) continues, as well as general coordination with landowners and agricultural interests as the eastern imperial eagles are often required to forage in such areas. Other increases or returns to former parts of their range include have been noted in the
2678:(where it is now extirpated as a breeder) was said to extend from November to April. The pair constructs a very large nest of sticks, which may average up to 1.2 to 1.5 m (3 ft 11 in to 4 ft 11 in) across and 60 to 70 cm (24 to 28 in) in depth. However, nests for the species have been recorded to measure up to 2.4 m (7 ft 10 in) or more across and 1.8 to 2 m (5 ft 11 in to 6 ft 7 in) deep. Nests can outmatch in size those even of larger species such as golden eagles. Nests are frequently lined with various materials, including twigs, grass, fur, debris and greenery. Usually eastern imperial eagles build their nest in tall trees but recorded down to as low as 2 m (6.6 ft) in low scrub or, rarely, on cliff or ground (later as recorded in the
1509:
539:, in which males are usually smaller than the females. For the eastern imperial eagle, females are up to 10% larger linearly and 40% heavier in body mass in some cases. In terms of body mass, one survey found five males to weigh from 2.45 to 2.72 kg (5.4 to 6.0 lb) and five females to weigh from 3.26 to 4.54 kg (7.2 to 10.0 lb). The average weight of this sample of imperial eagles was reportedly 2.62 kg (5.8 lb) in the males and 3.9 kg (8.6 lb) in the females. A sample of unknown size showed males to weigh an average 2.88 kg (6.3 lb) while females reportedly weighed an average of 3.38 kg (7.5 lb). A further two mature females weighed an average of 3.56 kg (7.8 lb). Among standard measurements, males may range in
2754:, the average clutch size was 2.27. 81 nests from Russia had a mean clutch size of 2.1. Exceptional clutch sizes of up to four eggs have been recorded in Kazakhstan. The eggs are a dull buffish white colour overall and are sparsely marked with grey, purplish or, occasionally, brown spots. A sample of 150 eggs were found to have measured from 63 to 82.5 mm (2.48 to 3.25 in) in height by 52.5 to 62.5 mm (2.07 to 2.46 in), with an average of 73.3 mm × 56.5 mm (2.89 in × 2.22 in). In Georgia, the average dimensions of eggs was measured in a sample of 20 as 72.3 mm × 57.5 mm (2.85 in × 2.26 in) with a mean weight of 136.8 g (4.83 oz). As was recorded in 13 cases in
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1999. The Baikal imperial eagles during monitoring from 1950 to 1999 showed no overall changes in habitat or pair occupancy. In the 1998-1999 period, fledgling success was also found to drop considerably. Satellite study of migrating birds from Lake Baikal at migration stopovers and winter sites was reviewed but only 4 eagles were studied so results could not clearly determine whether depletions were mostly occurring at this time rather than during breeding. The reason for the sharp declines of the Baikal imperial eagles are not fully understood but are likely correlated with habitat destruction and human land use changes followed by pesticide use and other toxic threats through bioaccumulation. Reductions have also been reported in the lower
2814:
nesting success tends to higher in lowland areas against higher elevation nests. Post-dispersal in
Bulgaria, the most significant cause of juvenile mortality per radio-tagging studies was shown to be electrocution (59% of the mortalities), followed by poisoning and shooting. The radio-tracking studies of Bulgarian juveniles showed survival rates were 59.1% in the 1st year of life, 83.3% for the 2nd year, 80% for the 3rd year. Furthermore, 50% of the mortalities of the Bulgarian juveniles occurred in Bulgaria while 43% occurred after they'd migrated to Turkey. Electrocution by collision with power lines are likely major causes of mortality almost throughout the range. Furthermore, other deadly collisions with manmade objects, including
1939:
556:
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of accipitrids is likely for the purposes territorial proclamation to other eagles of their species. The display is often interspersed with mock dives and talon showing. One or both members of a pair may participate in the aerial display. If an interloper does not leave during the first part of the display, the territorial skirmish then may become physical and it sometimes leads to cartwheeling with interlocked talons, falling until they nearly hit the ground. Despite the fairly impressive display, it is generally of slightly shorter duration than the similar one done by
637:(the enlarged rear talon that accipitrids used as a killing apparatus) which is consistently larger in the golden species. Two female eastern imperial eagles measured 38 and 43 mm (1.5 and 1.7 in) in hallux claw length while a male was about 35.5 mm (1.40 in), whereas the smallest talon measured for an immature male American golden eagle was 44.9 mm (1.77 in). Nonetheless, besides its wider ranging golden cousin, this species is typically the largest, with the largest extremities (i.e. tarsal, tail and bill length) and most powerful
1610:), in Europe a non-native gamebird (although the imperial eagle also encounters and hunts the species extensively in its native range as well), in their foods. In the aforementioned large Hungarian study, pheasants were the third most frequently taken prey species, making up 12% of the diet. In the Czech Republic, the pheasant ranked third as well. In Slovakia, the pheasant was second only to the hare in frequency, comprising 17.3% of the foods, although exclusively juvenile and hen pheasants (no cocks) were reportedly taken. In Bulgarian studies, the
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rolling interface between wood stands and fields at low elevations. However, in some areas, especially eastern Europe, eastern imperial eagles have been driven to higher elevations and more montane habitats that are typically the haunts of golden eagles by persecution, habitat destruction, and other interferences by humans, usually with mixed to minor success as the golden species is scarce at best locally and unlikely to produce competition. There is surprisingly little information on conflicts between these two eagle species. In the
2852:
2257:
969:
813:
1366:, the latter reportedly by waiting by the entrance of the animal's burrow. Occasionally, this species pirates foods from other eagles and other birds of prey, especially during winter, and also tandem hunts in pairs as well. The eastern Imperial eagle is, like most active predators, an opportunist who exploits any prey they are capable of overpowering. Their prey spectrum is highly varied, including somewhere between 200 and 300 prey species, a total number of prey species only a bit short of the occasionally sympatric
685:) but the latter is less contrastingly patterned, without a paler shawl and has greater covert band below (despite the rare hint of one on some imperials) and densely bared flight feathers. Adult greater spotted eagles have similar underwing contrast as juvenile eastern imperial eagles but, beyond plumage characteristics, are distinct for their much smaller head, slightly smaller overall size and more compact frame with a relatively broader and shorter wings. More similar to the juvenile eastern imperial eagle is the
711:), the juvenile eastern imperial eagle does not show a white band on underwing like the steppe. More obviously, the steppe eagle lacks the paler overall colours and contrasting brownish streaking of juvenile imperials. Feather wear can make the wing shape of the two resemble the other but the larger head and less compact frame of the imperial species render its flight profile distinctive. The only darker large booted eagle encountered by the eastern imperial eagle, in its African winter quarters, is the jet-black
1342:
6271:
1202:
760:
514:
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breeding success in areas such as
Naurzum reserve may be successful, in non-pristine habitats of Kazakhstan the breeding population may not necessarily be self-sustaining. In Bulgaria, estimates of adult survivorship were from 75 to 94%. Against the overall stability of Kazakhstani imperial eagles and the gradual increased success of European nesting eagles, a rapidly declining population has been noted with alarm, in nearly at the species’ eastern limits as breeder in
1004:. Migratory movements occur during fall any time from September to November and in spring anytime from February to May, shifting earlier in the fall and later in spring the farther north that the eagles breed. Differentiating the large areas use merely for passage migration or vagrancy from regular wintering grounds can be difficult. Though typically seen in very small numbers at main raptor migration sites the species may occur as a passage migrant through much of the
576:
1955:(4.4 lb), with a peak focus (at around 25%) on prey weighing 500 and 1,000 g (1.1 and 2.2 lb) and a mean estimated prey size of 565 g (1.246 lb). The prefferd sized of prey can be slightly varied throughout the region. In Hungary, staple prey size was estimated at between 250 g (8.8 oz) and 2.5 kg (5.5 lb). By contrast, in Slovakia, maximum weight of live-caught prey was estimated at 1.4 kg (3.1 lb).
109:
1358:. Imperial eagles typically still hunt, watching for prey at length from a moderately low perch (usually a tree branch but virtually any perch from rocks to bushes to power poles), then often making a short stoop or dive to the ground once prey is spotted. Alternately, they may make a longer dive onto prey from a low soaring flight, often using any vegetation available to obscure their approach. Some prey are known to be captured on foot, including
230:
40:
2900:, the eastern imperial eagle was extirpated altogether as a breeding species. While the declines further east in the species range have been less studied, more or less the same threats likely persist throughout the range. Some reserves in central Russia and Kazakhstan have retained semi-stable populations, due in no small part to their isolation. However, the eastern imperial eagle has also been extirpated as a breeding species from
2736:
674:, but the eastern species has more restricted white on the shoulder and has a slightly more brownish hue in the dark underside feathers, while juvenile Spanish imperials are richly tawny in colour rather than pale buffy and lack brownish streaking on the body. The Spanish species is similar in size and proportions to the eastern imperial but is marginally heavier on average and has an even more protruding head and neck.
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Bulgarian populations were mitigating hazardous electrical poles, 608 were insulated within eagle territories, while also 483 supplemental feedings were given to 14 pairs from
October to March. In Turkey, the number of imperial eagle pairs in recent estimates during the 21st century was widely placed at 35-150 pairs, probably closer to the higher number as there is evidence for there being 30-50 pairs in the
67:
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614:
531:. Adult total length can range from 68 to 90 cm (27 to 35 in) with a typical wingspan of 1.76 to 2.2 m (5 ft 9 in to 7 ft 3 in). The average wingspan of a small sample showed males to average 1.95 m (6 ft 5 in) while a small sample of females averaged 2.07 m (6 ft 9 in). Although otherwise outwardly similar, the species displays
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703:
narrower and squarer in shape. At closer range, the pale area on the back of the head and neck in eastern imperial eagle may be suggestive to some of the golden eagle's golden nape but is always much paler and chalkier in colour, as well as more strongly contrasted by the otherwise dark feathers and is more extensive. Against the somewhat similarly sized but more compact juvenile
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species in the area, competition is probably not the driver for the imperial eagle altering its nesting habits but instead, it is likely due to the heavy human-caused depletion of the imperial eagles preferred prey of ground squirrels and hamsters in the area, with the wetland-located nests putting them close to currently reliable alternate primary foods, mainly water birds.
2801:, with a gradual increase of the population to 20 occupied territories, success rate was shown to be about 1 fledgling per pair. By 2014, productivity was reported as averaging similarly at 1.03 fledgling per pair in Bulgaria. In Austria, the average number of fledglings per successful pair was 1.63. Of 27 breeding Austrian breeding attempts, 22 were successful. In
2896:, which made the killing of eagles far easier and hastened their decline. Towards the end of the 19th century, 1824 nests were recorded in Bulgaria, but by 1979 only 5 to 12 pairs remained in the country. Similarly, from a population once numbering in the thousands, the Hungarian population of imperial eagles was driven down to only 10-15 pairs by 1975-1980. In
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However, almost certainly the leading cause of this species' decline was the practice of felling old trees on field boundaries that were the nest sites for the eagle. Among other reasons for its decline were the depletion (both incidental and intentional) of prey species and the incidental consumption by the eagles of poison baits, left out to eliminate
791:. The eastern imperial eagle most frequently calls during their aerial displays. In extreme cases, the call may be repeated up to 13 times during an aerial display. Furthermore, they may repeat the call from a perch. Females may also call when a male arrives with prey. Alarm calls recorded for the species include a soft
1806:) were the 3rd most often regular prey at 11.79% of the diet. In general, a picture emerges of the imperial eagle's dietary preference for relatively large birds with conspicuous behaviour, relatively slow flight, who can be struck on or near the ground and/or have vulnerable nesting sites or conspicuous young, such as
2224:
eagle prey will weigh over 5 kg (11 lb). In its very extensive range, the golden eagle's distribution includes nearly all areas occupied by breeding eastern imperial eagles. Furthermore, there is considerable overlap in prey species selected by these species. There is a natural partitioning between the two
1461:, the European hare was the main prey, comprising 40.2% of 562 prey items and 41.3% of 109 prey items, respectively. The European hamster was the 4th most frequent prey in Slovakia but second most common prey species in the Czech Republic. As presented in the multi-year studies from Hungary, a seeming decline of the
992:, the eastern imperial eagle is fairly strongly migratory in most of its range, though a variable amount of residency or very local wandering during winter in the western and southern parts of its range may lend it to be described as a partial migrant. The species has been recorded overwintering as far north as
1469:) population is the cause of their reduced importance in the imperial eagle's diet, with this species being the primary prey in 1975-1991 (51% of 606 prey items from 1975 to 1985) to contributing almost nothing in 2005-2017. It is possible with reintroductions of the European ground squirrel underway in
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region of Russia and the species may be on its way to local extinction there. In the 1950s, imperial eagle pairs in the Baikal area numbered 250-300 strong. A strong decline was already noted by the mid-1980s when 150-200 pairs remained. However, the reduction hastened even more to merely 70 pairs in
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animal. Despite the historic reverence for the species, it was not spared the negative and hostile view of all birds of prey that arose throughout Europe and its colonies in the 17th century onwards, and the resulting persecution of essentially all birds of prey, including the eastern imperial eagle.
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in which males rarely engage in direct brooding). From when the young are 40 days onward, the female eastern imperial eagle typically resumes hunting and takes to a perch nearby. Male does not appear to bring prey directly to the nest instead to nearby branch for female to dismantle. One or two large
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The eastern imperial eagle is somewhat varied in hunting techniques but almost exclusively takes its prey on the ground. It is possible some prey, such as fledgling birds, are taken from low perches in ambushes but this is seemingly unverified. They are also known to capture prey in water or from the
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and adjacent parts of Russia used to admire and even revere this eagle as a "sacred bird". It was widely referred to as the "cross-bearing eagle" (because of the shape of the white spots on its wings). According to folklore, the imperial eagle was able to divert the hailstorm clouds from the area it
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were more productive than those in the
Dervent heights (1.05 vs 0.91). Breeding success in Hungary reportedly was driven largely by the age of the nesting pair, with mature adults more likely to show adaptability to changes in habitat and prey, and secondarily to habitat composition. In particular,
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are infrequent compared to the golden eagle and, when not interrupted by human interference, prey population crashes and nest collapses, nest frequently bear two fledglings. At 14 days of age, the first feathers through down, while feathers on the back starting at 21 days. Feathers cover the down by
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The eastern imperial eagle is a fairly solitary bird, with rarely more than a pair occurring, although some small gatherings recorded at waterholes or food during migrant or winter. Pairs on the breeding grounds engage in aerial displays with loud calling and extensive high circling, which like most
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length from 91 to 98 mm (3.6 to 3.9 in). Meanwhile, females may range in wing chord length from 565 to 665 mm (22.2 to 26.2 in), in tail length from 270 to 330 mm (11 to 13 in) and in tarsus length from 97 to 107 mm (3.8 to 4.2 in). A sample of imperial eagles
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has led to concern about genetic isolation. Upon review, the genetic isolation of the two
Slovakian populations was determined to be "marginally significant". The number of pairs of eastern imperial eagles increased in Bulgaria from 20 in 2009 to 24 in 2013. Among the efforts untaken to restore the
2191:). In Africa, the Imperial eagle consumes mammals up to 5 kg (11 lb) as live prey, which is similar in weight to the largest avian kill in Europe. At the opposite end of the scale in vertebrate prey, imperial eagles are known to take mammals down to the size of the 7 g (0.25 oz)
702:
by being much darker with less broad wings that are held much flatter. The golden eagle, unlike imperial eagles, tends to fly with its wings pointed upwards and have a gradual tapering wing shape (somewhat narrower at the base, broader at the primaries). In golden eagles, the tail generally appears
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morph of the greater spotted eagle which is fairly rare (more so in the west) but is similarly or even as pale buffy. However this spotted eagle morph lacks the brownish streaks below of the juvenile imperial and further has contrasting much darker feathering on the wing coverts (heavily spotted in
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eagles in central
Eurasia. Furthermore, all other Eurasian eagles in their range lack the white spots on the wing mantle and greyish under-tail. Given reasonable views, the juvenile imperial eagle is no less distinctive, with its unique tawny-buff covered in brownish streaking, a colour combination
563:
In general, compared to other species in their taxonomic group, the eastern imperial eagle has a relatively long and thick neck, a big head and bill (with a gape line level with middle of eye), a longish square tipped tail, somewhat long and well-feathered legs and strong feet. The species tends to
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Breeding success is somewhat variable in the eastern imperial eagle. In the Czech
Republic the 1-3 pairs found to be nesting in 1998-2009 had an average number of 1.53 fledglings. In the Hungarian population, it was recorded that from fewer than one fledgling per pair that average had increased to
2223:
is generally a larger, more powerful bird. It also tends to be a bolder, more aggressive predator than the imperial eagle and may be able to attack much larger prey. While the mean prey body mass relative to the eagle's weight is probably similar between the two species, an estimated 15% of golden
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of
Kazakhstan). Nest sites have been found anywhere from in the depth of a forest to forest edge to a solitary tree that may be visible for miles in open plains. Nesting sites in both Turkey and Georgia were consistently under 450 m (1,480 ft) elevation. In Georgia, denser mixed forests
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showed during study to produce 123 males and 116 females from 1998-2004. Further study in
Kazakhstan showed that adult survivorship was about 84%, which is somewhat low for long-lived raptor, but nonetheless reproductive rate shown to be sufficient to maintain a stable breeding population. While
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it was found that eastern imperial eagles have begun nesting in atypical habitats and locations, namely the old nests of white-tailed eagles in isolated trees amongst open wetlands and old nests of a greater spotted eagle in densely wooded bogs. Despite the remaining presence of both other eagle
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from an imperial eagle. The imperial was the most inactive forager here, having spent 36% of observed hours foraging, against 45% for steppe eagles, 46% for Pallas's fish eagle, 49% for greater spotted eagle and 65% for Indian spotted eagle. Other studies on the interactions of eastern imperial
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species and that comes in the form of habitat preferences. The golden eagle takes to, usually but not always, rocky and uneven terrain, so favors mountainous areas with alpine meadows to access for prey. This is quite different from the eastern imperial eagle's preference for a flat or somewhat
1978:
taken in
Kazakhstan was estimated at 1.5 kg (3.3 lb) and 1.4 kg (3.1 lb), in both cases no less than a third of the average adult weight attainable by the species, indicating that most of the marmot and hare are mainly young. However, the eastern imperial eagle is capable of
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In some areas of western Russia and in Kazakhstan, the eastern imperial eagle has maintained the nearest thing to a population stronghold. In 2011, the total estimated number of pairs was estimated at 3000-3500 in Russia and 3500-4000 in Kazakhstan. Though only 1534 breeding territories found
751:), being similarly dusky overall below, have been suggested as confusion species, but are much larger than imperial eagles with differing proportions (far broader wings, proportionately smaller head and shorter tail) and lack any of the contrasting pale parts of the imperial eagle's plumage.
1954:
The size of prey taken by eastern imperial eagles can be fairly variable. Most live prey taken by eastern imperial eagles weighs less than 2 kg (4.4 lb). According to Watson (2010), the prey of imperial eagles is fairly evenly spread from 63 g (2.2 oz) up to 2,000 g
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prey items last 1–2 days but small prey may require up to 5-6 daily prey deliveries. Fledgling may variously occur at anywhere from 63 to 77 days. After leaving the nest the young linger near it for 2–3 days. Breeding success was once considerable in Russia at about 1.5 young per pair.
1918:, 53.7% of the dietary intake of the species was made up of carrion. However, in some breeding populations, apparently the eagles can come to rely on dead or already injured prey inadvertently provided by humans, largely due to intensive agricultural practices, as was the case in the
719:) which is more suggestive in size and proportions of the golden eagle. An unlikely source of confusion, the Verreaux's differs in almost all plumage characteristics and has far more tapered wings that pinch in at the base and, like the golden eagle, tends to fly in a fairly strong
596:
eagles. Their flight style is relatively heavy but steady with deep powerful beats but they are not uncommonly clumsy at first takeoff. They tend to soar with forward pressed but rather flat wings, the outer wing feathers may sometimes curve up but as a rule they do not fly with a
698:) tend to show paler lesser under-wing coverts like juvenile eastern imperial eagles but are considerably smaller and differ in all other proportions and plumage features. Although at times described as “very similar”, the eastern imperial eagles are fairly easily told from the
2071:), though the female is possibly taken as she is about as large as a crane or large goose, it is unlikely that the eagle can take the much larger adult males of this huge ground bird since imperial eagles apparently even avoid adult male birds of much smaller species such as
1618:) seems to take the place of pheasants in their diet, making up 10.8% and 20.8% at Saker mountain and Dervent heights and second most frequently taken prey at both, respectively. The largest study of the eastern imperial eagle's dietary habits known occurred in the vast
2245:, were recorded nesting with fairly close proximity to each other. The eagle species here would even use nests built by the other species and seemed to have similar or broadly overlapping food habits, but no interspecies conflicts were detected. On the contrary, in the
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35–40 days but sometimes the down persists about head and neck for up to 45 days. Feathering is complete at 55 days and first flight attempts by 60 days onward. Mostly the female broods the young and male captures prey in this species (as is often the case in
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as eastern imperials, greater spotted eagles are similarly as rare as imperial eagles in Africa but spread farther in Asia than either the steppe or imperial species. In all three species, by winter they are attracted to more open habitats ranging from
1642:) being nearby and at least three other species of eagles with nearby nesting sites presenting possible resource competition. Without presenting the metrics, apparently birds were the highest volume prey for the imperial eagles, especially
1402:. Furthermore, various birds are taken, at times as much as or more so than mammals, especially the young or fledglings of various medium-sized to larger birds. Birds may locally become the primary foods in some parts of the winter range.
2834:. Studies to determine if there's a skewered sex ratio of offspring for eastern imperial eagles in Kazakhstan and secondarily in Serbia determined that the ratio of males to females was nearly equal and stable. For example pairs in the
3891:
2674:, the mean distance of the central area of nests (each pair had more than one nest on territory) was 17 km (11 mi). The breeding season lasts from late March to September throughout the range but in their former range in
2424:
were all robbed of their catches with a remarkable degree of success by imperial eagles. The eagles so heavily depleted the falcons' catches that the falcons’ nesting attempts failed. A still swifter falcon than the saker, the
2441:(although in one case, a juvenile peregrine was killed by the golden eagle it was attempting to rob). Interestingly, many of the imperial eagle kills that were robbed by the peregrines were other species of bird of prey. In
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Lerner, H., Christidis, L., Gamauf, A., Griffiths, C., Haring, E., Huddleston, C.J., Kabra, S., Kocum, A., Krosby, M., Kvaloy, K., Mindell, D., Rasmussen, P., Rov, N., Wadleigh, R., Wink, M. & Gjershaug, J.O. (2017).
371:. Normally, nests are located in large, mature trees and the parents raise around one or two fledglings. The global population is small and declining due to persecution, loss of habitat and prey. It has therefore been
735:) and the two can potentially be mistaken in strongly backlit conditions which obscure their obviously distinct plumages. The large headed and flat winged shape of the imperial eagle may too suggest in silhouette the
633:). In some parts of the range, the female imperial eagle probably averages similar size and body mass to the smaller male golden eagle. However, apparently the species can be reliably distinguished by the size of its
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2727:
and another next to a busy road. The eastern imperial eagle has also been recorded as nesting on electric poles and towers in Russia and Kazakhstan. In several cases they aggressively took over the nests from
1970:), which were the second most often taken mammalian prey species in Kazakhstan, but generally, these eagles take juvenile specimens of both hares and marmots rather than prime adults. The suggested weight of
1825:
European studies of the eastern imperial eagle's diet rarely reflect prey outside of the main preferred classes of mammals and birds, however studies from somewhat outside Europe show respectable numbers of
4966:
Collar, N. J., A. V. Andreev, S. Chan, M. J. Crosby, S. Subramanya, and J. A. Tobias, Editors (2001). Threatened Birds of Asia: the BirdLife International Red Data Book. BirdLife International, Cambridge,
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Avian wound myiasis caused by Calliphora vicina robineau–desvoidy (Diptera: Calliphoridae) in an immature migrating eastern imperial eagle (Aquila Heliaca Savigny)(Aves: Accipitridae) in Southwestern Iran
1930:
while nesting, regularly robbing other species of raptorial bird of their fresh catches. Almost any mammal or bird will be readily eaten when dead or dying by imperial eagles, with at least 10 species of
1539:). Both of these small rodents probably average only about 35 to 60 g (1.2 to 2.1 oz) in body mass. Numerous other small mammals may also be occasionally taken including several species each of
2919:). After a couple of decades of recovery efforts, by 2000-2010, the number of breeding pairs in Europe was estimated at up to 1800-2200, a significant increase. Peak numbers in Europe may fall along the
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in a single case, with a range of ground covered in spring migration of 3,900 to 5,000 km (2,400 to 3,100 mi). The eastern imperial eagle winters locally and in quite small numbers in Africa's
591:
a very projecting neck and "huge" head and bill. The long wings may appear fairly broad when compared to other, smaller raptors, but are relatively narrow with even parallel edges when compared to other
5931:
Using naturally shed feathers for individual identification, genetic parentage analyses, and population monitoring in an endangered Eastern imperial eagle (Aquila heliaca) population from Kazakhstan
5918:
Using naturally shed feathers for individual identification, genetic parentage analyses, and population monitoring in an endangered Eastern imperial eagle (Aquila heliaca) population from Kazakhstan
1602:
Assorted bird species may factor heavily into the diet of eastern imperial eagles. More than 120 bird species are known to be taken by this eagle. European studies reflect the high importance of
2766:, it is in first half of April shifting late April further north. The incubation starts with the 1st egg, with males only infrequently taking a shift. The incubation stage lasts for 43 days. In
1333:. The species resides mainly from sea level to 1,300 m (4,300 ft), locally to 1,800 m (5,900 ft), and has been recorded on passage at 3,900 m (12,800 ft) in Asia.
2719:
when compared with Kazakhstan where deciduous trees are more prevalent, however in the latter country conifers are still used where they are found. Unusual nest sites in agricultural land of
2453:
The eastern imperial eagle may be characterized as an occasional and opportunistic predator of other birds of prey. The following raptorial birds have been known to fall prey this eagle: the
1914:
were found amongst the foods of imperial eagles. Carrion is eaten through the year by eastern imperial eagles, but most heavily during winter. For example, in the wintering population of
1626:, where 11,079 prey items were reviewed. The prey spectrum was exceptionally diverse here, with no one prey reliably being favored by the imperial eagle pairs, despite an ample colony of
2770:, two females were recorded to do 90.8-94.1% of the incubating. The eaglets hatch at intervals of several days, with one usually being distinctly larger than the rest. However, cases of
1583:. Thus, eastern imperial eagles appear to prefer rodents and similar small mammals that are burrow-dwelling and/or partial to ground dwelling in open grass or fields along wooded edges.
816:
A juvenile photographed from helicopter. Eastern imperial eagles prefer the interface of woods and open areas and can tolerate agriculture and development so long as prey sources remain.
2219:
The eastern imperial eagle is a powerful bird of prey but frequently overlaps in range with multiple other eagle species and that may require them to share both habitats and prey. The
2063:). These avian prey can possibly weigh up to 5 kg (11 lb) in case of common cranes or large geese. Additionally, it is known that eastern imperial eagles will also prey upon
787:, somewhat incongruously also being more resonant and commanding. Sometimes when extending to a prolonged version, its call is sometimes considered reminiscent of the croak of a large
2253:
in abutting areas and do compete for nesting sites. In some cases in Europe, golden and eastern imperial eagles will engage in a territorial display if prompted against one another.
1995:). They have taken adults of numerous larger water birds averaging over the expected prey weight of 2 kg (4.4 lb), although nestlings are most often preyed upon, including
477:
with this species, the name imperial eagle having been previously used in both circumstances. However, the two are now regarded as separate species due to significant differences in
1281:
is used during winter so long as foods are available. Largely where golden eagles are absent, the species has been reported to range into secondary habitats such as forested lower
2758:, if eggs are lost early into incubation, around March or April, a replacement clutch may be laid, though always the parent eagles used an alternate nest when this occurred. In
2337:, similarly as in the Indian subcontinent, wintering eastern imperial eagles (though rare) can reportedly be seen more than singly concentrated where there are ample numbers of
625:
The eastern imperial eagle is typically smaller, being more slender and less bulky and powerful in appearance despite its proportionately larger head and longer neck, than the
1979:
taking large prey as well. In some cases, they are capable of taking large sized marmots and adult European hares. Imperial eagles also known to prey on other species such as
395:
subfamily of the accipitrid family. At least 38 species are currently housed in the subfamily, all with signature well-feathered tarsi. This species is a member of the genus
2992:
alone nearly 300 imperial eagles may congregate in winter, making it a “critical refugium” for this species. On the other hand, precipitous decline has been detected in the
2732:
that were previously nesting on the electric towers. Often one nest is used but sometimes a 2nd or 3rd is constructed by the imperial eagle pair may exist on a home range.
5473:
Kleptoparasitism-One of Hunting Technique of the Peregrine Falcon that Became Common under Condition of the Increase in its Number in the Southern Ural Mountains, Russia
661:
as the largest and most dominant eagle species. Usually, the plumage of the adult eastern imperial eagle is very distinctive. It is considerably darker than other adult
1710:) at 9.78% of the diet in the Saker mountain area, while white stork made up 10.42% of the diet at Dervent heights. A study of wintering eastern imperial eagles in the
1508:
1382:
alone, the total recorded prey spectrum is 154 and 126 species, respectively. Small to medium-sized mammals are the most regularly selected prey, with a preference for
4095:
6210:
A non-invasive genetic evaluation of population size, natal philopatry, and roosting behavior of non-breeding eastern imperial eagles (Aquila heliaca) in central Asia
2911:
Today, dedicated conservationists and biologists are working extensively to remediate and reverse the decline of eastern imperial eagle. The species was uplisted to
771:
The eastern imperial eagle is quite vocal on their breeding ground but tends to be silent or nearly so elsewhere. The main call of the species is a deep, harsh bark
6573:
4645:
5857:
Survey for hemoparasites in imperial eagles (Aquila heliaca), steppe eagles (Aquila nipalensis), and white-tailed sea eagles (Haliaeetus albicilla) from Kazakhstan
1531:) were the primary food, comprising about 15% of 341 prey items. For wintering imperial eagles, the most frequent live prey (though carrion was mainly eaten) was
666:
not seen in other species. From a distance, the juvenile may give the impression of a dark mantle and chest band with very pale rear body and a blackish tail and
690:
juvenile greater spotteds) and mantle as well as sometimes the facial feathers, and can further be distinguished by the same aforementioned differences in form.
6625:
6743:
5135:
Riesch, R.; Martin, R.A.; Lerp, H.; Plath, M. & Wronski, T. (2013). "Size and sex matter: reproductive biology and determinants of offspring survival in
4076:
Gradev, G.; Matarranz, V.; Dobreva, E.; Popov, D.; Marin, S.; Ivanov, I. & Zhelev, P. (2011). "First results of the tracking of Eastern Imperial Eagles (
3512:
4992:Барбазюк, Е. В. "К распространению орла-могильника и филина на северо-западе Оренбургской области, Россия." Пернатые хищники и их охрана 37 (2018): 252-255.
2352:, the eastern imperial eagle is usually the top avian predator in its breeding grounds. In particular, smaller raptors with largely overlapping diets (i.e.
2915:
in 1994 and global protection initiatives were begun around this time. By 1996, it was estimated that there were 363-604 pairs in all of Europe (including
5100:
Karyakin, I. V., Kovalenko, A. V., Levin, A. S., & Pazhenkov, A. S. (2011). Eagles of the Aral-Caspian Region, Kazakhstan. Raptors Conservation, (22).
2341:
along with other large eagles. Next to nothing is known about the ecology of the rare, seldom-observed wintering population of eastern imperial eagles in
4636:
Spatial variation in prey composition and its possible effect on reproductive success in an expanding eastern imperial eagle (Aquila heliaca) population
2433:) was observed successfully robbing imperial eagles and a few other raptorial birds several times when the species nested near each other in the lower
2268:
Of a similar distribution to eastern imperial eagles, both in their mid-Eurasian breeding ground and southerly Indo-African wintering grounds, are the
6718:
2333:
eagles also support that it is dominant during winter over similar species such as steppe and the spotted eagles at competitive feeding spots. In the
6534:
6586:
2276:. There is a fair amount of habitat partitioning between the three species, however, with the steppe eagle preferring flat, often almost treeless
820:
The eastern imperial eagle is found as far west as east-central and southeastern Europe. The European part of its breeding range includes eastern
2287:. Diet however can overlap considerably, especially with steppe eagles as both it and the imperial species are largely attracted to colonies of
1938:
6651:
5070:
3694:
3369:
641:
species in the majority of its range (apart from its rare African winter range) when compared to similar eagles such as others in the genera
4814:
Distribution, abundance, breeding parameters, threats and prey preferences of the eastern imperial eagle (Aquila heliaca) in European Turkey
2621:, eastern imperial eagles have fallen prey to other birds of prey on rare occasions. An instance of predation was reportedly committed by a
3921:. En: Enciclopedia Virtual de los Vertebrados Españoles. Salvador, A., Morales, M. B. (Eds.). Museo Nacional de Ciencias Naturales, Madrid.
5818:
Survival rate and mortality of juvenile and immature eastern imperial eagles (Aquila heliaca) from Bulgaria studied by satellite telemetry
1878:
do not seem to be typically quantitatively important, eastern imperial eagles have no problem occasionally subduing large snakes, such as
4283:
Migration of Steppe Eagles Aquila nipalensis and other raptors along the Himalayas past Dharamsala, India, in autumn 2001 and spring 2002
1858:), with tortoises altogether comprising 11.1% of the diet by number and 13.7% of the prey biomass. Tortoises, along with lizards such as
1301:
and river-fringed forests for forested, precipitous uplands. A slow repopulation of their preferred lowlands reported since the 1990s in
5354:
The geological origine and an observation of mutual display of the Golden Eagle (Aquila chrysaetos) and Imperial Eagle (Aquila heliaca)
564:
perch in a fairly upright position often on rather exposed tree branch or low mound, rock, haystack or similar convenient site. For an
6547:
5947:
Severe declines of Eastern Imperial Eagle Aquila heliaca populations in the Baikal region, Russia: a modern and historical perspective
3655:
743:) but that species is usually rather larger bodied and even larger headed with much broader wings and a proportionately shorter tail.
1718:
showed that this species was generally more inactive but also more likely to capture its own food (rather than through scavenging or
6733:
3577:
3315:
3237:
2159:
at times, reportedly neonatal and mildly older calves and lambs of similar size to the eagles themselves, including species such as
1694:), which comprised more than 12% of the diet by number and 13.8% of the prey biomass. Additionally in East Thrace, a high volume of
1842:) or other unidentified smallish lizards. A larger class of reptiles were regular secondary prey in East Thrace in Turkey, namely
1790:, forcing them to dive as they circled over the water and capturing them as they came to the water's surface to breathe. Numerous
6748:
3708:
A new species of eagle (Aves: Accipitridae) close to the Steppe Eagle, from Pleistocene of Corsica and Sardinia, France and Italy
1490:
873:
5639:
The First Find of the Imperial Eagle's Nest at the Pole of High-Voltage Power Transmission Line in the Republic of Altai, Russia
6495:
4654:
3449:
Padilla, J.A.; Martinez-Trancón, M.; Rabasco, A.; Fernández-García, J.L. (1999). "The karyotype of the Iberian imperial eagle (
3001:
region of Russia with largely similar threats but it is not known what the exact rate of reduction is here. Although gone from
6236:
Peculiarities of the ecology of the Imperial Eagle Aquila heliaca and problems of its conservation in the Trans-Uralia steppes
3398:
Sangster, George; Knox, Alan G.; Helbig, Andreas J.; Parkin, David T. (2002). "Taxonomic recommendations for European birds".
2963:
1445:) were the primary foods, making up 27.4% of a total of 8,543 prey items. The second best represented prey in Hungary was the
1433:
appear to take the primary position in recent studies. The largest European dietary study to date, a multi-year analysis from
5486:
On Eastern Imperial Eagle (Aquila heliaca) breeding in atypical habitat under competitive conditions with other eagle species
5328:
Modelling populations of long-lived birds of prey for conservation: a study of imperial eagles (Aquila heliaca) in Kazakhstan
6591:
559:
An eastern imperial eagle, probably an older subadult, in flight showing their characteristic flat, relatively narrow wings.
799:
call by the mother. A rising and falling trill has been additionally recorded in captivity is also probably an alarm call.
6738:
6612:
4357:
Sanchez-Zapata, J. A., Carrete, M., Gravilov, A., Sklyarenko, S., Ceballos, O., Donazar, J. A., & Hiraldo, F. (2003).
6005:
The systematic persecution: A review of historical and more recent examples of the destruction of birds of prey in Europe
3498:"Genetic differentiation and molecular phylogeny of European Aquila eagles (Aves: Falconiformes) according to cytochrome-
3005:
as a breeding species, it continues to be a key wintering site as around 150 eagles are estimated to winter in Pakistan.
1722:) than 4 assorted other eagle species in the area. Like other eagles here, the imperial eagles most often fed on various
670:
against strikingly pale primary wedges. Adults do however strongly resemble their considerably extralimital cousins, the
5753:
Conservation measures undertaken to improve the population status of eastern imperial eagle (Aquila heliaca) in Bulgaria
5523:
Zuberogoitia, I., Arroyo, B., O’Donoghue, B., Zabala, J., Martínez, J. A., Martínez, J. E., & Murphy, S. G. (2012).
5056:
Heptner, Vladimir G., ed. Mammals of the Soviet Union, Volume 2 Part 2 Carnivora (Hyenas and Cats). Vol. 2. Brill, 1989.
1485:) still dominates the food of imperial eagles, making up 60.1% of 168 prey items. In studies of two different areas of
783:. The call tends to be repeated rapidly up to 8-10 times. Their call is perceptibly deeper and harsher than that of the
219:
2280:
while the greater spotted eagle prefers more densely wooded and wetter habitats generally than imperial eagles such as
2260:
Eastern imperial eagles may be attracted to carrion quite often especially in winter. Here with another scavenger, the
6420:
5393:
The greater spotted eagle Aquila clanga and the lesser spotted eagle A. pomarina: taxonomy, phylogeography and ecology
4473:
Horváth, M.; Solti, B.; Fatér, I.; Juhász, T; Haraszthy, L.; Szitta, T.; Bállok, Z. & Pásztory-Kovács, S. (2018).
2004:
1478:
555:
5694:
Some Aspects of the Nest Etology of the Eastern Imperial Eagle (Aquila heliaca)(Aves: Accipitridae) in Sakar Mountain
4717:
Horal, D. (2011). Eastern imperial eagle (Aquila heliaca) in the Czech Republic. Acta Zoologica Bulgarica, 63, 55-59.
4584:
Katzner, T.E.; Bragin, E.A.; Knick, S.T. & Smith, A.T. (2006). "Spatial structure in the diet of Imperial Eagles
3672:
Variation in offspring sex ratio of a long‐lived sexually dimorphic raptor, the Eastern Imperial Eagle Aquila heliaca
1505:, the same hedgehog was the most important prey, comprising 23.1% of 582 prey items and 21.2% of the prey biomass.
6513:
4871:
Walker, E. P., Warnick, F., Hamlet, S. E., Lange, K. I., Davis, M. A., Uible, H. E., & Paradiso, J. L. (1975).
4296:
Prioritization of areas in China for the conservation of endangered birds using modelled geographical distributions
3497:
343:
but it is usually the darkest species in its range. This is an opportunistic predator that mostly selects smallish
6630:
4385:
Observations on the nesting of Imperial Eagle Aquila heliaca in the Kuitun-Zima steppe area, Baikal region, Russia
2972:
firsthand, only some parts of the range were surveyed. According to Russian and Kazakh studies, cattle grazing in
1754:. However, the imperial eagle in particularly here took to regularly hunting various adult water birds especially
6526:
6260:
5870:
New data on helminth fauna of birds of prey (Falconiformes, Accipitriformes, Strigiformes) in the Slovak Republic
2822:, are also a persistent threat. Like other birds of prey, eastern imperial eagles are occasionally vulnerable to
6552:
3496:
Seibold, I.; Helbig, A.J.; Meyburg, B.U.; Negro, J.J.; Wink, M. (1996). Meyburg, B.U.; Chancellor, R.D. (eds.).
568:
eagle, it is seemingly relatively less shy and bolder in the presence of humans. The adult plumage is largely a
6282:
5525:
Standing out from the crowd: are patagial wing tags a potential predator attraction for harriers (Circus spp.)?
5267:
First documented predation of Sika deer (Cervus nippon) by Golden Eagle (Aquila chrysaetos) in Russian far east
4746:
Reintroductions of the European Ground Squirrel (Spermophilus citellus) in Central Europe (Rodentia: Sciuridae)
4138:
Wintering of greater spotted eagle Aquila clanga and eastern imperial eagle A. heliaca in the Arabian Peninsula
1512:
1473:, that this prey species may again become more significant in the eastern imperial eagle's diet again here. In
1462:
1417:
The prey type historically most often associated with the eastern imperial eagle, at least in Europe, has been
1000:, of three post dispersal juveniles, two wandering within the country and only one migrated a long distance to
869:
108:
5846:. In International Scientific Conference on Sustainable Development & Ecological Footprint, Sopron (p. 4).
2746:
The mother eastern imperial eagle lays 2 to 3 eggs at intervals of 2 or more days. The average clutch size in
812:
5800:
Simultaneous effect of habitat and age on reproductive success of Imperial Eagles (Aquila heliaca) in Hungary
1241:
in order to executive hunting. The central part of their range as a breeding species occurs in vast areas of
6723:
6109:
Status and population trend of the eastern imperial eagle (Aquila heliaca) in Europe in the period 2000–2010
3734:
Birds of prey of the world: a colored guide to identification of all the diurnal species order Falconiformes
1702:) was taken, making up 11.3% of the biomass. In Bulgaria, similar prey were important secondary foods, i.e.
1209:
The eastern imperial eagle is distributed as a breeding species largely along the southern edge of the vast
968:
2295:. While steppe eagles occur much more broadly in Africa during winter and a similarly narrow extent in the
1341:
417:). Studies on DNA have indicated that the imperial eagle is part of a subgroup with other moderately sized
401:, which are mostly large, fairly dark colored eagles distributed largely through the more open habitats of
6407:
6324:
2989:
2985:
2851:
2835:
2666:, the mean nearest nest distance between actively breeding pairs was 10.44 km (6.49 mi). In the
2462:
2325:
2256:
2230:
2192:
1635:
1627:
1619:
989:
877:
845:
728:
720:
671:
658:
598:
462:
6425:
6223:
Migration routes of four juvenile Imperial Eagles Aquila heliaca from the Baikal region of eastern Russia
5965:
Petrov, T., Iankov, P., Darakchiev, A., Nikolov, K., Michev, T., Profirov, L., & Milchev, B. (1996).
6277:
5016:
Diet of Saker Falcon (Falco cherrug) and Eastern Imperial Eagle (Aquila heliaca) from Central Kazakhstan
4089:
2948:
2885:
2494:
2397:
2273:
2200:
900:. Out of Russia, their breeding extends south to mostly the northern portions of the following nations:
881:
678:
474:
203:
5903:
Marija, S. P., Milos, V., Jasna, B., Jevrosima, S., Vladimir, D., Radmila, R., & Zoran, S. (2013).
5600:
Conservation perspectives of the Imperial Aquila heliaca and Steppe Eagle Aquila nipalensis in Pakistan
4414:
Horváth, M., Szitta, T., Fatér, I., Kovács, A., Demeter, I., Firmánszky, G., & Bagyura, J. (2011).
3723:. Holarctic Birds of Prey. Merida and Berlin: ADENEX and World Working Group on Birds of Prey, 339-348.
3069:
1851:
5191:
Handbook of the Birds of Europe, the Middle East and North Africa: The Birds of the Western Palearctic
4923:
Relationship between demographics and diet specificity of Imperial Eagles Aquila heliaca in Kazakhstan
4886:
Data on the Trophic Spectrum of Young Imperial Eagles (Aquila heliaca Savigny, 1809) in South Bulgaria
6389:
6371:
2944:
2522:
2498:
2486:
2454:
2413:
2321:
2176:
1346:
973:
691:
618:
540:
478:
48:
1201:
759:
513:
6362:
5868:
Komorová, P., Sitko, J., Špakulová, M., Hurníková, Z., Sałamatin, R., & Chovancová, G. (2017).
5206:"Repeatability and consistency of individual behaviour in juvenile and adult Eurasian harvest mice"
4416:
Population dynamics of the Eastern Imperial Eagle (Aquila heliaca) in Hungary between 2001 and 2009
2920:
2518:
2377:
2296:
1859:
1767:
1532:
1090:
712:
302:
56:
6122:
First breeding of the Imperial Eagle (Aquila heliaca) in the" Borská nížina" lowland (SW Slovakia)
2976:
forest edge appeared to benefit imperial eagles since they encourage habitat for prey, especially
868:. The species distribution continues across central Russia, where it is found through most of the
5156:
5066:
4545:
4500:
3478:
2912:
2626:
2622:
2349:
2313:
2238:
1874:
spp.) can be significant in the diet elsewhere as well, especially in more arid climes. Although
1787:
1711:
1687:
1286:
1266:
1073:. Most migrants to Africa apparently originate in the western part of the breeding range such as
849:
736:
446:
376:
270:
103:
71:
6145:
Vili, N., Chavko, J., Szabó, K., Kovács, S., Hornung, E., Kalmár, L., & Horváth, M. (2009).
4899:
Danger underground and in the open–predation on blind mole rats (Rodentia: Spalacinae) revisited
4786:
On the food of the imperial eagle Aquila heliaca on Sakar Mountain and Dervent Heights, Bulgaria
3307:
3301:
1887:
454:
441:
subgroup appear to be rather more closely related to the dissimilarly smallish and pale-bellied
6578:
5929:
Rudnick, J. A., Katzner, T. E., Bragin, E. A., Rhodes Jr., O. E., & Dewoody, J. A. (2005).
5432:
Results of the Saker Falcon (Falco cherrug) conservation programme in Hungary between 1980–2010
1774:, imperial eagles were observed to show a preference for hunting diving water birds, including
6664:
6604:
6443:
5235:
3690:
3651:
3573:
3470:
3365:
3311:
3233:
2831:
2815:
2747:
2646:
2602:
2405:
2249:, it appears that golden and eastern imperial eagles are considered to fill a largely similar
1879:
1831:
1735:
1520:
1314:
1274:
1258:
1246:
1234:
1225:. The imperial eagle often forages mainly in open areas, extending to beyond typical assorted
901:
744:
575:
532:
490:
364:
5430:
Bagyura, J., Szitta, T., Haraszthy, L., Viszló, L., Fidlóczky, J., & Prommer, M. (2012).
1145:
where wildlands still occur. Occasionally, wintering birds are known to occur in the central
6669:
5312:
Some Features of the Ecological Niches of Raptors in the Russian Part of the Altai Foothills
5225:
5217:
5148:
4597:
4535:
4490:
3462:
3409:
3064:
2952:
2951:, and were isolated from other populations. In Slovakia, the gap in the distribution in the
2759:
2740:
2614:
2502:
2426:
2389:
2334:
2261:
2250:
2184:
2116:
2028:
2020:
1927:
1766:
and had a mean daily food intake (not mean prey size) of 539 g (1.188 lb). In the
1719:
1667:
1595:
1591:
1446:
1158:
1085:. Moderate to quite low numbers are usually noted of this species at migration sites in the
949:
897:
893:
229:
6412:
5967:
Status of the Imperial Eagle Aquila heliaca in Bulgaria in the period between 1890 and 1993
5916:
Rudnick, J. A., Katzner, T. E., Bragin, E. A., Rhodes, O. E., & Dewoody, J. A. (2005).
5769:
Demerdzhiev, D., Gradev, G., Stoychev, S., Ivanov, I., Petrov, T., & Marin, S. (2011).
5111:
Maternal habitat use of Juniperus excelsa woodland by Pallas's cat Otocolobus manul in Iran
4812:
Demerdzhiev, D., Dobrev, D., Stoychev, S., Terziev, N., Spasov, S., & Boev, Z. (2014).
39:
6728:
6638:
6251:
5798:
Horváth, M., Szitta, T., Bagyura, J., Fatér, I., Firmánszky, G., & Moskát, C. (2014).
2977:
2916:
2872:
2735:
2679:
2562:
2353:
2288:
2072:
2044:
1835:
1743:
1655:
1603:
1418:
1363:
494:
442:
160:
3046:
2988:
and 2nd growth trees which both are likely to have caused a localized increase there. In
2148:
1958:
Many of the prey species taken by imperial eagles are relatively large as adults such as
6270:
5602:. Eagle Studies World Walking Group on Birds of Prey (WWGBP) Berlin, London & Paris.
4897:
Németh, A., Hegyeli, Z., Sendula, T., Horváth, M., Czabán, D., & Csorba, G. (2016).
2866:
The eastern imperial eagle has declined greatly through history. At one time, people of
2625:. Furthermore, imperial eagles may be vulnerable at their nest to nighttime ambushes by
2155:) may too be vulnerable to this eagle. Eastern imperial eagles also attack the young of
1309:. Often, eastern imperial eagles winter in more open habitats such as nearly continuous
1293:. In Europe at least, this is due to human pressures, which caused them to abandon open
6521:
6508:
6376:
5598:
Khan, A. A., Khan, R., Ullah, A., Ali, M., Mahmood, J. A., & Sheikh, K. M. (1996).
5230:
5205:
4858:
Al Hasani, I. K., Azar, J. F., Nishimura, K., Amr, Z. S., & Katzner, T. E. (2012).
3400:
2998:
2981:
2932:
2924:
2867:
2810:
2751:
2667:
2586:
2578:
2570:
2554:
2510:
2246:
2124:
1919:
1867:
1843:
1675:
1470:
1458:
1367:
1214:
1114:
825:
795:, uttered in response to a distant intruder, a closer approach also may cause a harder
667:
649:
643:
527:
502:
397:
339:
2809:, the breeding success was estimated at 1.01 fledglings per pair. Pairs living in the
2348:
As its preferred habitat seldom overlaps with larger eagles such as golden eagles and
1519:
In warmer, southerly areas, the primary prey species seem to generally be smaller. In
337:. It is a large, dark-colored eagle, with a resemblance to other members of the genus
6712:
6599:
6173:
Development of agriculture and raptors in the steppe landscape of northern Kazakhstan
5771:
Increase of the population of the eastern imperial eagle (Aquila heliaca) in Bulgaria
4633:
4601:
3593:
3413:
3055:
2618:
2594:
2434:
2329:
2064:
1996:
1980:
1971:
1959:
1907:
1775:
1759:
1727:
1548:
1438:
1406:
are taken secondarily in most of the range but can be locally somewhat important and
1254:
1250:
536:
410:
372:
180:
76:
5816:
Stoychev, S., Demerdzhiev, D., Spasov, S., Dobrev, D., & Meyburg, B. U. (2014).
5582:
Status of the Eastern Imperial Eagle (Aquila heliaca) in the European part of Turkey
5160:
4860:
Distribution, diet and winter ecology of the Imperial Eagle Aquila heliaca in Jordan
4504:
3482:
617:
A captive adult eastern imperial eagle sharing an aviary with a smaller cousin, the
6448:
6308:
6296:
6196:
Smelansky, J.E., Barashkova, A.N., Tomilenko, A.A. & Berezovikov, N.N. (2006).
6107:
Demerdzhiev, D., Horváth, M., Kovács, A., Stoychev, S., & Karyakin, I. (2011).
5613:
Unusual cases of nesting by the Imperial Eagle (Aquila heliaca) in Eastern Slovakia
5408:. Smithsonian Institution and Lynx Edicions, Washington, D.C. and Barcelona, Spain.
4744:
MATĚJŮ, J., ŘÍČANOVÁ, Š., AMBROS, M., KALA, B., HAPL, E., & MATĚJŮ, K. (2010).
4549:
2871:
inhabited, and it was thus able to save farmers' crops. Therefore, the monarchy of
2819:
2763:
2729:
2655:
2641:
2610:
2393:
2369:
2292:
2269:
2242:
2220:
2132:
2036:
1975:
1963:
1899:
1703:
1411:
1399:
1017:
913:
784:
704:
699:
626:
485:
and molecular characteristics. It is likely that the eastern imperial eagle is the
438:
422:
330:
306:
298:
170:
6435:
6098:. Globally Threatened Birds of Europe: Action Plans. Council of Europe Publishing.
5905:
Molecular sex determination of 20 bird species protected in the Republic of Serbia
3670:
Katzner, T. E., Jackson, D. S., Ivy, J., Bragin, E. A., & DeWoody, A. (2014).
2083:
are widely known in the foods of imperial eagles but at times visited as carrion.
6500:
6081:
Concepcion, C. B., Bildstein, K. L., Collar, N. J., & Katzner, T. E. (2018).
5751:
Demerdzhiev, D., Stoychev, S., Dobrev, D., Spasov, S., & Terziev, N. (2014).
4359:
Land use changes and raptor conservation in steppe habitats of Eastern Kazakhstan
3357:
1173:). Vagrants have been reported in over 20 countries, mainly in Europe, including
6695:
6682:
6617:
6560:
6461:
6356:
5003:
Ecology and conservation of Imperial Eagle (Aquila heliaca) in Pre-Baikal region
4733:
Biology, status and conservation of the Imperial Eagle Aquila heliaca in Hungary
4731:
Haraszthy, L., Bagyura, J., Szitta, T., Petrovics, Z., & Viszló, L. (1996).
4030:
Karyakin, I. V., Nikolenko, E. N., Levin, A. S., & Kovalenko, A. V. (2011).
2993:
2957:
2905:
2840:
2802:
2788:
2671:
2659:
2478:
2342:
2056:
2052:
1783:
1763:
1695:
1683:
1647:
1590:
An eastern imperial eagle in the upper right side can be seen hunting flocks of
1524:
1498:
1318:
1230:
1213:
forests. The habitat preferred by the species is often rather open country with
1205:
When wintering, eastern imperial eagles are partial to relatively open habitats.
1078:
1005:
953:
889:
548:
486:
437:). Despite the outward resemblance to the imperial eagle, the 4 species in the
430:
414:
314:
6147:
Genetic structure of the Imperial Eagle (Aquila heliaca) population in Slovakia
5499:
The Imperial Eagle (Aquila heliaca) is a natural symbol of the Ulyanovsk region
2947:
region that forms the bulk of the land in eastern Europe was restricted to the
2384:) are often at a disadvantage in direct competition with the eagle species. In
489:
for the Spanish imperial eagle and that the imperial eagle complex reached the
6690:
6312:
5221:
5076:
5032:
Imperial Eagle in the Altai Mountains: Results of the Research in 2009, Russia
4518:
Ramos-Lara, N.; Koprowski, J. L.; Kryštufek, B. & Hoffmann, I. E. (2014).
2823:
2546:
2470:
2338:
2234:
2100:
2092:
2012:
1988:
1815:
1791:
1723:
1623:
1572:
1560:
1489:, one showed European hares as the main prey (25%) in the Dervent heights and
1375:
1355:
1142:
1102:
1082:
1041:
921:
917:
909:
654:
552:
ranged in total bill length from 65.7 to 76.5 mm (2.59 to 3.01 in).
367:
and other open, relatively flat habitats, including the wooded mosaics of the
318:
17:
6347:
5733:
Parental care, nestling growth and diet in a Spotted Eagle Aquila clanga nest
5380:
A field guide to birds of the USSR: including Eastern Europe and Central Asia
4032:
Eastern Imperial Eagle in Russia and Kazakhstan: population status and trends
3267:
The raptors of Europe and the Middle East: a handbook of field identification
2345:
but it is claimed to usually be seen in the company of “other brown eagles”.
1926:, although imperial eagles also hunted, the adult eagles routinely practiced
1354:
edge of waterways and may even become waterlogged, especially when capturing
6482:
6208:
Rudnick, J. A., Katzner, T. E., Bragin, E. A., & DeWoody, J. A. (2008).
6175:. in Yosef R; Miller ML; Pepler D. Raptors in the new millennium. Pages 196.
6162:. in Yosef R; Miller ML; Pepler D. Raptors in the new millennium. Pages 205.
6046:. in Yosef R; Miller ML; Pepler D. Raptors in the new millennium. Pages 200.
4981:
Kleptoparasitism by raptors, focusing on the Imperial Eagle (Aquila heliaca)
3892:
Flight Identification of Raptors of Europe, North Africa and the Middle East
3333:
Phylogeny and new taxonomy of the Booted Eagles (Accipitriformes: Aquilinae)
2881:
2856:
2776:
2771:
2692:
2538:
2442:
2365:
2320:
in contrast to the steppe and greater spotted eagle as well as the resident
2076:
1946:
eastern imperial eagle, of subadult age, shows its impressive dive toward a
1811:
1799:
1751:
1552:
1310:
1270:
1226:
1134:
1122:
1086:
638:
613:
580:
392:
388:
334:
322:
120:
5894:
Keymer, I. F. (1972). Diseases of birds of prey. Vet. Rec, 90(21), 579-594.
5239:
5109:
Dibadj, P., Jafari, B., Nejat, F., Qashqaei, A. T., & Ross, S. (2018).
4884:
Zhelev, P. V., Gradev, G. Z., Ivanov, I. I., & Georgiev, D. G. (2009).
4495:
4474:
3721:
Morphometric features characterizing flight properties of palearctic eagles
3474:
3091:
2967:
Biologists working to place an artificial nests for imperial eagles to use.
5045:
A general overview of the threats of Hungarian Great Bustards (Otis tarda)
4127:. Conservation Studies on Raptors. ICBP Technical Publication, 5, 237-242.
3543:
Zoogeographic support for the Spanish Imperial Eagle as a distinct species
2715:.) (40%) were favored. In extensive Russian studies, 78% of nests were in
2683:
with openings were favored alternately with more arid, isolated stands of
6341:
6303:
5365:
Barashkova, A., Smelansky, I., Tomilenko, A., & Akentiev, A. (2009).
4475:"Temporal changes in the diet composition of the Eastern Imperial Eagle (
3772:
A field guide to the raptors of Europe, the Middle East, and North Africa
3002:
2928:
2901:
2876:
2827:
2798:
2767:
2755:
2724:
2720:
2675:
2530:
2385:
2168:
2156:
2112:
1943:
1932:
1923:
1807:
1795:
1540:
1486:
1454:
1430:
1302:
1282:
1218:
1146:
1130:
1094:
1070:
1058:
997:
993:
957:
936:. Isolated populations also persist in northwestern, central and eastern
933:
929:
853:
829:
764:
498:
470:
140:
6399:
6072:. Conservation Studies on Raptors, ICBP Technical Publication, 5, 55-59.
5637:
Nikolenko, E., Alekseenko, A.N., Rakin, E.M. & Maslov, A.L. (2017).
5294:
Katzner, T. E., Bragin, E. A., Knick, S. T., & Smith, A. T. (2003).
4941:(Doctoral dissertation, Ph.D. thesis. Bombay University, Mumbai, India).
4921:
Katzner, T. E., Bragin, E. A., Knick, S. T., & Smith, A. T. (2005).
4784:
Marin, S. A., Ivanov, I. I., Georgiev, D. G., & Boev, Z. N. (2004).
4195:. Transylvanian Review of Systematical and Ecological Research, (6), 81.
1425:. While these are significant, the primary prey type can vary and often
677:
The subadult eastern imperial eagle may be confused with older immature
587:
In flight, the eastern imperial eagle is a large raptor that has for an
363:
eagles, it has a strong preference for the interface of tall woods with
6643:
6539:
6384:
5254:
Predators as prey at a Golden Eagle Aquila chrysaetos eyrie in Mongolia
5030:
Karyakin, I., Nikolenko, E., Vazhov, S., & Bekmansurov, R. (2009).
2940:
2893:
2716:
2708:
2700:
2684:
2421:
2392:
other raptors as a matter of routine. Here, four species consisting of
2357:
2305:
2301:
2084:
1895:
1834:, reptiles amounted to 29.62% of the food, comprised largely either of
1827:
1611:
1576:
1564:
1556:
1434:
1422:
1403:
1391:
1379:
1330:
1306:
1294:
1262:
1222:
1186:
1182:
1154:
1110:
977:
905:
885:
865:
861:
857:
837:
833:
821:
727:, its proportions and size may be suggestive of the perhaps even rarer
482:
402:
356:
352:
333:. Furthermore, its feathered legs mark it as a member of the subfamily
5580:
Demerdzhiev, D., Stoychev, S., Terziev, N., & Angelov, I. (2011).
5278:
Phillips, R. L., Cummings, J. L., Notah, G., & Mullis, C. (1996).
5152:
4764:
The Imperial Eagle is a Vanishing Species in the Tyva Republic, Russia
4272:. Journal of the Bombay Natural History Society. Bombay, 80(1), 58-62.
3541:
González, L. M., Hiraldo, F., Delibes, M., & Calderón, J. (1989).
3466:
3386:
Mitochondrial pseudo‐control region in old world eagles (genus Aquila)
2843:. Here fledgling success has decreased from roughly 71% to about 52%.
2312:. The ecology of wintering eastern imperials was studied at length in
6044:
Population structure of the Inperial Eagle range in northern Eurasia
5855:
Leppert, L. L., Layman, S., Bragin, E. A., & Katzner, T. (2004).
5787:
The situation of the eastern imperial eagle Aquila heliaca in Austria
3556:
Origin and formation of the Spanish Imperial Eagle (Aquila adalberti)
2936:
2897:
2889:
2806:
2663:
2446:
2438:
2309:
2277:
2208:
2160:
2108:
1915:
1903:
1819:
1643:
1580:
1502:
1387:
1359:
1290:
1278:
1242:
1238:
1178:
1174:
1170:
1162:
1138:
1126:
1074:
1037:
1033:
1021:
1013:
1001:
941:
937:
841:
406:
368:
344:
310:
130:
6565:
6474:
6318:
5538:
Handbook of North American Birds Volume VI: Diurnal Raptors (Part 1)
5421:. Korean Wild Birds Society & Shinan County, Seoul, South Korea.
5252:
Ellis, D. H., Tsengeg, P., Whitlock, P., & Ellis, M. H. (2000).
4245:
Autumn migration of Accipitriformes through Italy en route to Africa
4149:
Christensen, S. J., Lou, O., Miller, M., & Wohlmuth, H. (1980).
2237:
the golden and eastern imperial eagle, and to some extent also both
525:, but usually falls near the average size of the large-bodied genus
6487:
6160:
The status of the Eastern Imperial Eagle (Aquila heliaca) in Turkey
5484:
Bekmansurov, R. H., Karyakin, I. V., & Shnayder, E. P. (2015).
5326:
Katzner, T. E., Bragin, E. A., & Milner-Gulland, E. J. (2006).
4939:
The general ecology of raptors in Keoladeo National Park, Bharatpur
2207:). Much smaller invertebrate prey such as 2 g (0.071 oz)
1935:
known to be consumed thusly and providing an ample source of meat.
6677:
6469:
5676:
Substitute nesting by imperial eagles (Aquila heliaca) in Slovakia
5296:
Coexistence in a multispecies assemblage of eagles in central Asia
4540:
4519:
4398:
Notes on Severtzoff's ‘Fauna of Turkestan’(Turkestanskie Jevotnie)
2973:
2962:
2860:
2850:
2787:
2734:
2640:
2317:
2281:
2255:
1937:
1875:
1771:
1715:
1585:
1544:
1507:
1374:) which may be 500 times more numerous overall. In the nations of
1340:
1322:
1298:
1233:. In more extensive wooded areas, eastern imperial eagles require
1210:
1200:
1190:
1166:
1118:
1106:
1098:
1066:
1062:
1054:
1045:
1009:
981:
967:
925:
811:
758:
612:
574:
554:
522:
512:
466:
326:
93:
87:
6656:
6096:
International action plan for the Imperial Eagle (Aquila heliaca)
4346:
A case of wintering of the imperial eagle Aquila heliaca in Italy
4191:
Paltenea, E., Viforeanu, A., Bulgaru, C., & Jecu, E. (2008).
2111:, which are probably no issue for large eagles to attack, larger
5833:. Waldökologie, Landschaftsforschung und Naturschutz, 9, 95-100.
2361:
1911:
1755:
1663:
1568:
1474:
1426:
1407:
1395:
1383:
1326:
1150:
1050:
1029:
1025:
945:
788:
724:
634:
544:
348:
150:
6322:
4232:
The less common Palaearctic migrant birds of Kenya and Tanzania
3040:
3038:
2199:) and birds down to the size of the 21.4 g (0.75 oz)
2075:. Eastern imperial eagles select broadly overlapping prey with
5674:
Danko, Š., Mihók, J., Chavko, J., & Prešinský, L. (2007).
3036:
3034:
3032:
3030:
3028:
3026:
3024:
3022:
3020:
3018:
2284:
2140:
2080:
1947:
1686:, Turkey, the second most regularly taken prey species is the
1077:. Further east, such as the imperial eagles that breed around
763:
A probable older subadult eastern imperial eagle in a captive
569:
5831:
Electrocution of raptors at power lines in Central Kazakhstan
2980:. In Kazakhstan moister conditions, possibly correlated with
547:
length from 260 to 308 mm (10.2 to 12.1 in) and in
5626:
Problems: Birds and Power Lines: Some Positive Effect Exists
5014:
Nedyalkov, N., Levin, A., Dixon, A., & Boev, Z. (2014).
4230:
Backhurst, G. C., Britton, P. L., & Mann, C. F. (1973).
4206:
Movements of Palearctic raptors in the Ethiopian rift valley
4151:
The spring migration of raptors in southern Israel and Sinai
1894:) (the latter taken in their wintering Indian quarters). In
1273:
and Kazakhstan, they may extend their breeding habitat into
309:. Most populations are migratory and winter in northeastern
6083:
Conservation Threats and Priorities for Raptors Across Asia
6070:
Status and conservation problems of birds of prey in Greece
5720:
Parental care and feeding ecology of Golden Eagle nestlings
5174:
Bowskill, P. (1997). "Imperial Eagle stoops on a gazelle".
4691:
The food of the Imperial Eagle (Aquila heliaca) in Slovakia
4234:. Journal of East African Natural History, 1973(140), 1-38.
4219:
The birds (Aves) of Oromia, Ethiopia–an annotated checklist
4006:
The Imperial Eagle in the Nizhniy Novgorod District, Russia
3545:. Bulletin of the British Ornithologists' Club, 109, 86-93.
1089:. The eastern imperial eagle winters fairly broadly in the
6057:
The decline of the Imperial Eagle Aquila heliaca in Greece
6007:. In Birds of Prey in Europe (pp. 1-43). Palgrave, London.
5445:
The significance of interspecific competition in bird life
5341:
TROPHIC STRUCTURE OF RAPTOR COMMUNITIES: A THREE-CONTINENT
4689:
Chavko, J., Danko, Š., Obuch, J., & Mihók, J. (2007).
4125:
A resume of raptor migration in Europe and the Middle East
864:
and northern, western and much of the eastern part of the
543:
length from 540 to 622 mm (21.3 to 24.5 in), in
5881:
Araghi, M. P., Eskandari, F., & Gilasian, E. (2015).
5378:
Flint, V. E., Bourso-Leland, N., & Baird, J. (1984).
4256:
Ryabtsev, V.V., Durnev, Y.A. & Fefelov, I.V. (2001).
3993:
On the distribution of the Imperial Eagle. Aquila heliaca
2762:
egg laying peaks at about mid-February to March while in
1515:
are an important food source for eastern imperial eagles.
884:(excluding the northern parts), and the southern part of
4838:
Ecology of the imperial eagle Aquila heliaca in Georgia
4046:
Bukreev, A., Boldbataar, S. & Zvonov, B.M. (2010).
4004:
Bakka, S., Kiseleva, N.Y. & Karyakin, I.V. (2010).
1012:, with pockets of wintering eagles in Israel, northern
329:, the eastern imperial eagle is a member of the family
3945:
Die Vogelstimmen Europas, Nordafrikas und Vorderasiens
3511:. Berlin: World Working Group on Birds of Prey: 1–15.
3453:) analyzed by classical and DNA replication banding".
2830:
and viruses as well as maggot infection in a wound by
1786:, which they would hunt in a style reminiscent of the
1551:, beyond the common hare, at least 7 other species of
1125:. Other semi-regular wintering areas include southern
5352:
Janossy, D., Janossy, L. & Petrovics, Z. (1993).
3746:
Catalogue of the Birds in the British Museum Volume 1
2147:) are sometimes prey for eastern imperial eagles and
1032:. A radio-tagging study of a few wintering eagles in
5564:
A critical review of cartwheeling flights of raptors
5356:. Aquila a Madartani Intezet Evkonyve, 100: 268-270.
5204:
Schuster, A.C.; Carl, T. & Foerster, K. (2017).
4270:
An east-west Aquila eagle migration in the Himalayas
6331:
5193:(Second ed.). Oxford: Oxford University Press.
4949:
4947:
3958:
New Palearctic bird sound recordings during 1966-67
3706:Louchart, A., Bedetti, C., & Pavia, M. (2005).
3689:by John B. Dunning Jr. (Editor). CRC Press (2008),
2099:) are known to be taken and a predation attempt on
5949:. Bird Conservation International, 17(3), 197-209.
5773:. Acta zoologica Bulgarica Supplementum, 3, 41-54.
5707:The Cain and Abel riddle in eagles and other birds
5584:. Acta zoologica Bulgarica Supplementum, 3, 87-93.
5549:Penteriani, V., & del Mar Delgado, M. (2019).
5189:Cramp, S.; Simmons, K.E.L.; Perrins, C.M. (1980).
5005:. Leningrad State University Newsletter, 9: 20-27.
4875:(No. 3rd edition). Johns Hopkins University Press.
4344:Bottazzo, S., Piras, G. & Tonelli, A. (1999).
4298:. Bird Conservation International, 12(3), 197-209.
4107:
4105:
3070:10.2305/IUCN.UK.2019-3.RLTS.T22696048A155464885.en
2797:1.15 fledglings per pair in 2001-2009. In 2011 in
501:. The Spanish imperial eagle may be considered an
6238:. Russkiy Ornitologicheskiy Zhurnal, 14: 644-646.
6111:. Acta zoologica Bulgarica Supplementum, 3, 5-14.
6085:. In Birds of Prey (pp. 395-418). Springer, Cham.
5844:Investigations of bird collisions in 2 wind farms
4217:Gedeon, K., Zewdie, C., & Töpfer, T. (2017).
4058:
4056:
1269:tend to be preferred, albeit not exclusively. In
6225:. Bird Conservation International, 11(2), 93-99.
5576:
5574:
5572:
5562:Simmons, R. E., & Mendelsohn, J. M. (1993).
5406:Birds of South Asia: the Ripley guide. Vols. 1-2
3221:
3219:
3217:
3215:
3213:
3211:
3209:
3207:
3205:
3203:
3201:
3199:
3197:
3195:
3193:
3191:
3189:
3187:
3185:
3183:
3181:
3179:
3177:
3175:
3173:
3171:
3169:
3167:
3165:
3163:
3161:
3159:
3157:
3155:
3153:
3151:
3149:
3147:
3145:
3143:
3141:
3139:
3137:
3135:
3133:
3131:
2943:. However, overall 85% of the population in the
2388:, some pairs of imperial eagle were reported to
2079:but also fairly regularly attack these as prey.
1137:(recorded across Chinese border in southwestern
47:Subadult of typical transitional plumage at the
5859:. Journal of Wildlife Diseases, 40(2), 316-319.
4646:Acta Zoologica Academiae Scientiarum Hungaricae
4080:) tagged with radio-transmitters in Bulgaria".
3438:. Vol. 2. Oxford: Oxford University Press.
3129:
3127:
3125:
3123:
3121:
3119:
3117:
3115:
3113:
3111:
1886:), or very aggressive venomous snakes, such as
6120:Mikuš, J., Noga, M., & Nemček, V. (2008).
6031:Raptor persecution in the Gulf of Eilat region
5945:Ryabtsev, V. V., & Katzner, T. E. (2007).
5404:Rasmussen, P.C., & Anderton, J.C. (2005).
5367:Some Records of Raptors in the East Kazakhstan
4808:
4806:
4804:
4802:
4800:
4798:
4796:
4794:
4164:Satellite tracking of Eastern Imperial Eagles
4123:Porter, R. F., & Beaman, M. A. S. (1985).
3687:CRC Handbook of Avian Body Masses, 2nd Edition
387:The eastern imperial eagle is a member of the
347:as prey but also a fairly large proportion of
5829:Lasch, U., Zerbe, S., & Lenk, M. (2010).
5501:. - Ulyanovsk: Volga Research Center.— 120 p.
5269:. Journal of Raptor Research, 47(3), 328-331.
4259:. Russian Journal of Ornithology. 130: 63-68.
4193:Swamps biodiversity of the White Nile (Sudan)
4064:The status of diurnal birds of prey in Turkey
3666:
3664:
8:
5812:
5810:
5808:
5781:
5779:
5765:
5763:
5761:
5747:
5745:
5743:
5741:
5731:Våli, Ü., & Lõhmus, A. S. K. O. (2002).
5322:
5320:
5290:
5288:
4758:
4756:
4754:
4727:
4725:
4723:
4094:: CS1 maint: multiple names: authors list (
2617:. Although it may be classed properly as an
1345:A juvenile imperial eagle facing off with a
5467:
5465:
5330:. Biological Conservation, 132(3), 322-335.
5265:Kerley, L. L., & Slaght, J. C. (2013).
4917:
4915:
4913:
4911:
4909:
4907:
4832:
4830:
4828:
4826:
4824:
4822:
4627:
4625:
4623:
4579:
4468:
4466:
4464:
4462:
4460:
4458:
4456:
4454:
4452:
4450:
4448:
4446:
4444:
4418:. Acta Zoologica Bulgarica Suppl, 3, 61-70.
4410:
4408:
4406:
4026:
4024:
4022:
4020:
4018:
4016:
4014:
3906:Age and sex size variation in Golden Eagles
3885:
3883:
3861:. Macmillan International Higher Education.
3840:
3838:
3836:
3834:
3832:
3830:
3828:
3826:
3824:
3822:
3788:
3786:
3784:
3782:
3780:
1794:may also be taken fairly often, such as in
1497:) (32.5%) in the other, Saker mountain. In
948:. As a breeding species, they are probably
6319:
6309:Audio recordings of Eastern imperial eagle
6269:
5980:The Imperial Eagle: bird of Baikal legends
5961:
5959:
5957:
5955:
5941:
5939:
5688:
5686:
5684:
5497:Korepov, M.V. & Borodin, O.V. (2013).
5339:MARTI, C. D., & KORPIMÁKI, E. (2012).
5306:
5304:
4933:
4931:
4577:
4575:
4573:
4571:
4569:
4567:
4565:
4563:
4561:
4559:
4442:
4440:
4438:
4436:
4434:
4432:
4430:
4428:
4426:
4424:
4379:
4377:
4375:
4373:
4371:
4369:
4367:
4162:Meyburg, B. U., & Meyburg, C. (2015).
4042:
4040:
3943:Schulze, A., & Dingler, K. H. (2003).
3919:Águila imperial ibérica – Aquila adalberti
3908:. Journal of Field Ornithology. 55: 54–66.
3844:Naoroji, R., & Schmitt, N. J. (2007).
3820:
3818:
3816:
3814:
3812:
3810:
3808:
3806:
3804:
3802:
3572:. Bombay: Bombay Natural History Society.
3558:. Journal of Ornithology, 149(2), 151-159.
3300:". In del Hoyo; Elliott; Sargatal (eds.).
1414:, including insects, may be taken rarely.
228:
65:
38:
29:
6042:Belik, V.P. & Galushin, V.M. (2002).
5280:Golden eagle predation on domestic calves
5229:
5141:Biological Journal of the Linnean Society
5079:Eastern Imperial Eagle Attacks Desert Fox
4854:
4852:
4850:
4848:
4846:
4685:
4683:
4681:
4679:
4677:
4675:
4673:
4671:
4669:
4667:
4539:
4494:
4361:. Biological Conservation, 111(1), 71-77.
3987:
3985:
3983:
3981:
3979:
3875:Flight identification of European raptors
3869:
3867:
3642:
3640:
3638:
3636:
3634:
3261:
3259:
3257:
3255:
3253:
3251:
3249:
3068:
6221:Ueta, M., & Ryabtsev, V. V. (2001).
6158:Gursan, H.M. & Bilgin, C.C. (2002).
5662:Pestov, M.V. & Saraev, F.A. (2009).
5594:
5592:
5590:
5527:Journal of ornithology, 153(3), 985-989.
5026:
5024:
4975:
4973:
4780:
4778:
4776:
4774:
4772:
4713:
4711:
4709:
4707:
4705:
4703:
4701:
4699:
4294:Chen, G., & Peterson, A. T. (2002).
4243:Agostini, N., & Logozzo, D. (1997).
3971:The European bird report: non-passerines
3846:Birds of prey of the Indian subcontinent
3766:
3764:
3762:
3760:
3758:
3756:
3754:
3632:
3630:
3628:
3626:
3624:
3622:
3620:
3618:
3616:
3614:
3427:
3425:
3423:
3351:
3349:
3347:
3345:
3343:
3341:
3226:Ferguson-Lees, J.; Christie, D. (2001).
2875:once chose the imperial eagle to be its
1453:), at 12.71% of the diet. Similarly, in
1321:with scattered trees as well as various
6212:. Conservation Genetics, 9(3), 667-676.
5982:. Agency for International Development.
5933:. Molecular Ecology, 14(10), 2959-2967.
5920:. Molecular Ecology, 14(10), 2959-2967.
5510:Adamian, M. S., & Klem, D. (1999).
5417:Choi, C. Y., & Park, J. G. (2012).
4174:
4172:
3388:. Molecular Ecology, 11(10), 2189-2194.
3298:Eastern Imperial Eagle (Aquila heliaca)
3014:
2984:seems to have increased populations of
2884:. As with other eagles in Eurasia, the
2792:A captive adult eastern imperial eagle.
1726:, mainly the nestlings of late-nesting
5789:. Acta Zoologica Bulgarica Supplement.
5488:. Slovak Raptor Journal, 9(1), 95-104.
5113:. Zoology and Ecology, 28(4), 421-424.
4873:Mammals of the world. Volumes I and II
4323:. Raptor Research of Taiwan, 5: 25-44.
4221:. European Journal of Taxonomy, (306).
4087:
3682:
3680:
3648:Eagles, Hawks and Falcons of the World
3646:Brown, Leslie and Amadon, Dean (1986)
1065:, irregularly down as far as southern
521:The eastern imperial eagle is a large
6553:eastern-imperial-eagle-aquila-heliaca
5820:. Slovak Raptor Journal, 8(1), 53-60.
5755:. Slovak Raptor Journal, 8(1), 27-39.
4862:. VERTEBRATE ZOOLOGY, 62(2), 273-280.
4311:. Birds of Prey Bulletin, 3: 163-169.
4034:. Acta zool. bulg., Suppl, 3, 95-104.
3991:Michev, T., & Petrov, T. (1979).
3930:Gould, J., & Rutgers, A. (1966).
3291:
3289:
3287:
3285:
3283:
3281:
3279:
3277:
3275:
2855:A juvenile eastern imperial eagle in
7:
6527:c1dbd64d-426b-4241-ba9c-5669b5619dd5
5665:. Raptors Conservation, 17: 152-154.
4050:. Raptors Conservation, 20: 186-194.
2215:Interspecies predatory relationships
1245:and here the species often inhabits
1053:, mostly being reported in southern
6744:National symbols of Austria-Hungary
5641:. Raptor Conservation, 35: 265-270.
5611:Danko, Š., & Balla, M. (2007).
4766:. Raptor Conservation, 20: 177-185.
4614:Dudas, M. & Szitta, T. (1989).
3732:Weick, F., & Brown, L. (1980).
3432:Cramp, S.; Simmons, K.E.L. (1980).
3056:IUCN Red List of Threatened Species
896:in the landlocked southwest of the
517:Closeup of an adult imperial eagle.
6149:. Slovak Raptor Journal, 3, 21-28.
6124:. Slovak Raptor Journal, 2, 87-90.
5678:. Slovak Raptor Journal, 1, 23-28.
5615:. Slovak Raptor Journal, 1, 19-22.
4983:. Slovak raptor journal, 1, 29-33.
4008:. Raptors Conservation, 20: 84-88.
3303:Handbook of the Birds of the World
2645:Nest of eastern imperial eagle in
2368:) and habitat preferences such as
2107:) has been reported. Beyond small
25:
6199:. Raptors Conservation, 7: 46-55.
5907:. Acta veterinaria, 63(1), 45-51.
5872:. Helminthologia, 54(4), 314-321.
5653:. Raptors Conservation, 7: 62-64.
5628:. Raptor Conservation, 12: 15-27.
5514:. American University of Armenia.
4693:. Slovak Raptor Journal, 1, 1-18.
4632:Horváth, M.; et al. (2010).
4178:Kemp, A., & Kemp, M. (2006).
2784:Breeding success and survivorship
1036:found they returned variously to
305:and extensively through West and
6719:IUCN Red List vulnerable species
5802:. Ornis Hungarica, 22(1), 57-68.
5512:Handbook of the Birds of Armenia
4901:. Mammal Review, 46(3), 204-214.
4660:from the original on 2022-10-09.
4602:10.1111/j.2006.0908-8857.03617.x
4180:Sasol Birds of Prey; New Edition
3518:from the original on 2022-10-09.
3414:10.1046/j.0019-1019.2001.00026.x
1555:, about a dozen species each of
1491:southern white-breasted hedgehog
874:North Caucasian Federal District
355:and other prey types, including
107:
6252:BirdLife species factsheet for
5885:. J. Vet. Sci. Technol, 6, 212.
4953:Dharmakuarsinhji, K.S. (1955).
4816:. Slovak Raptor Journal, 8 (1).
4247:. AVOCETTA-PARMA-, 21, 174-179.
3794:Eastern Imperial Eagle plumages
3774:. Oxford University Press, USA.
3435:Birds of the Western Palearctic
3045:BirdLife International (2019).
1390:, especially ground squirrels,
6278:"Eastern imperial eagle media"
6033:. Israel J. Zool. 42: 295-296.
5709:. Afr. Wildlife, 43(1), 35-43.
5343:. Current Ornithology, 10, 47.
5298:. The Condor, 105(3), 538-551.
4066:. J. Raptor Res, 39(1), 36-54.
4048:The Imperial Eagle in Mongolia
3455:Cytogenetics and Cell Genetics
972:A wintering imperial eagle in
653:. In their winter quarters in
1:
6018:Population ecology of raptors
5536:Palmer, R. S. (Ed.). (1988).
5475:. Raptors Conservation, (17).
5382:. Princeton University Press.
5369:. Raptors Conservation, (17).
5314:. Raptors Conservation, (25).
5034:. Raptors Conservation, (16).
4788:. Raptors Worldwide, 589-592.
3973:. British Birds, 95: 174-188.
3232:. Houghton Mifflin Harcourt.
2931:as well as some parts of the
2324:and shorter-distance migrant
1750:) and a couple of species of
964:Migration and wintering range
6293:at VIREO (Drexel University)
6291:Imperial eagle photo gallery
4140:. Sandgrouse 29(2): 177-182.
3335:. Zootaxa, 4216(4), 301-320.
3269:. London: T & AD Poyser.
1950:dummy, completed in seconds.
1221:, as well as around or near
1097:, eastward through southern
1081:, will generally migrate to
5735:. Bird Study, 49(1), 93-95.
5722:. The Auk, 101(4), 753-760.
5018:. Ecologia Balkanica, 6(1).
4748:. Lynx, series nova, 41(1).
4268:Fleming Jr., R. L. (1983).
3532:British Birds, 99, 306-323.
2005:greater white-fronted goose
1740:Threskiornis melanocephalus
1479:long-tailed ground squirrel
579:An adult imperial eagle in
493:sometimes between the late
391:or booted eagles, a rather
6765:
6187:. Moscow State University.
5443:Udvardy, M. D. F. (1951).
5122:Baidavletov, R.J. (1999).
4281:Den Besten, J. W. (2004).
4111:Domashevsk,y S.V. (2002).
4084:. Supplementum (3): 15–20.
2115:may be attacked including
1028:and adjacent southwestern
6297:Interactive range map of
6184:Barabashin, T.O. (2004).
6059:. Eagle Studies, 439-442.
5969:. Eagle Studies, 429–433.
5395:. Tartu University Press.
5282:. Wildlife Society (USA).
5222:10.1007/s00114-017-1430-3
4840:. Eagle Studies, 447-457.
4735:. Eagle Studies, 425-427.
3848:. Om Books International.
3063:: e.T22696048A155464885.
2211:was taken in Kazakhstan.
1513:European ground squirrels
1349:mother over its dead calf
1105:and down as far south in
872:, essentially all of the
533:reverse sexual dimorphism
276:
269:
236:
227:
209:
202:
104:Scientific classification
102:
85:
63:
54:
46:
37:
32:
6734:Birds of prey of Eurasia
6283:Internet Bird Collection
5696:. Ecologia Balkanica, 1.
5566:. Ostrich, 64(1), 13-24.
5553:. Bloomsbury Publishing.
5540:. Yale University Press.
5256:. Ibis, 142(1), 141-142.
5001:Ryabtsev, V. V. (1984).
4925:. Ibis, 147(3), 576-586.
4888:. Ecologia Balkanica, 1.
4590:Journal of Avian Biology
4335:. Calidris, 10: 263-264.
4309:Birds of prey in Vietnam
4082:Acta Zoologica Bulgarica
3960:. Diemer & Reynolds.
3932:Birds of Europe (Vol. 1)
3917:González, L. M. (2016).
3904:Bortolotti G.R. (1984).
3895:. Bloomsbury Publishing.
3674:. Ibis, 156(2), 395-403.
3570:The Book of Indian Birds
3554:González, L. M. (2008).
3306:. Vol. 2. pp.
1898:, very small numbers of
1616:Gallus gallus domesticus
1463:European ground squirrel
870:Central Federal District
803:Distribution and habitat
657:, this species rivals a
6749:Birds described in 1809
6136:. Ciconia, 14: 111-113.
5991:Ryabtsev, V.V. (1999).
5978:Ryabtsev, V.V. (1996).
5718:Collopy, M. W. (1984).
5650:Karyakin. I.V. (2006).
5624:Karyakin, I.V. (2008).
5456:Lindeman, G.V. (1985).
5434:. Aquila, 119, 105-110.
4762:Karyakin, I.V. (2010).
4396:Dresser, H. E. (1875).
4387:. Forktail., (20), 145.
4383:Fefelov, I. V. (2004).
3859:Birds of prey in Europe
3650:. The Wellfleet Press.
3296:Meyburg, B.U. (1994). "
2986:yellow ground squirrels
1662:), numerous species of
1149:and discontinuously in
1069:and once even northern
33:Eastern imperial eagle
6234:Korovin, V.A. (2005).
6003:Bijleveld, M. (1974).
5692:Dobrev, D. D. (2009).
5447:. Oikos, 3(1), 98-123.
5419:Birds of prey in Korea
5310:Vazhov, S. V. (2012).
5043:Bankovics, A. (2005).
4524:(Rodentia: sciuridae)"
4496:10.1515/orhu-2018-0001
4400:. Ibis, 17(1), 96-112.
4114:. Berkut, 11: 112-116.
3873:Porter, R. F. (1981).
3857:Bijleveld, M. (1974).
3596:Eastern Imperial Eagle
3528:Collinson, M. (2006).
2990:Naurzum Nature Reserve
2968:
2863:
2836:Naurzum Nature Reserve
2793:
2743:
2723:include one next to a
2650:
2463:European honey buzzard
2265:
2231:Naurzum Nature Reserve
2193:Eurasian harvest mouse
2139:). On some occasions,
2033:Sarkidiornis melanotos
1951:
1636:russet ground squirrel
1628:yellow ground squirrel
1620:Naurzum Nature Reserve
1599:
1516:
1483:Spermophilus undulatus
1350:
1206:
990:Spanish imperial eagle
985:
882:Ural Federal Districts
846:Bosnia and Herzegovina
817:
768:
733:Haliaeetus leucoryphus
679:greater spotted eagles
672:Spanish imperial eagle
622:
584:
560:
518:
505:due to its isolation.
463:Spanish imperial eagle
289:eastern imperial eagle
279:Aquila heliaca heliaca
6133:Sofronic, M. (2005).
6068:Hallmann, B. (1985).
6055:Hallmann, B. (1996).
5994:. Berkut, 8: 222–226.
5785:Wichmann, G. (2011).
5210:The Science of Nature
5125:. Selevinia: 141-146.
5047:. Aquila112, 135-142.
4836:Abuladze, A. (1996).
4522:Spermophilus citellus
4307:Morris, G.E. (1986).
4285:. Forktail, 20, 9-13.
4136:Lobley, G.R. (2007).
3796:. Alula, 11: 146-152.
3770:Clark, W. S. (1999).
3502:nucleotide sequences"
3356:Watson, Jeff (2010).
2966:
2949:Great Hungarian Plain
2886:Industrial revolution
2854:
2791:
2738:
2644:
2495:western marsh harrier
2398:western marsh harrier
2274:greater spotted eagle
2259:
2201:Eurasian tree sparrow
2077:mammalian carnivorans
1941:
1840:Paralaudakia caucasia
1732:Ciconia leucocephalus
1589:
1511:
1467:Spermophilus citellus
1344:
1337:Behaviour and ecology
1247:forest-steppe mosaics
1204:
971:
815:
762:
692:Indian spotted eagles
616:
578:
558:
516:
6739:Birds of East Africa
6522:Fauna Europaea (new)
6094:Heredia, B. (1996).
5842:Jánoska, F. (2012).
5705:Simmons, R. (1989).
5471:Moshkin, A. (2009).
4937:Prakash, V. (1988).
4204:Vittery, A. (1983).
3956:Boswall, J. (1969).
3889:Forsman, D. (2016).
3792:Forsman, D. (2005).
3736:. Verlag Paul Parey.
3530:Splitting headaches?
3265:Forsman, D. (1999).
3229:Raptors of the World
3092:"Appendices | CITES"
2945:Carpathian mountains
2523:rough-legged buzzard
2499:Eurasian sparrowhawk
2455:lesser spotted eagle
2414:Eurasian sparrowhawk
2378:long-legged buzzards
2322:Indian spotted eagle
2264:, in the background.
2189:Gazella subgutturosa
2177:Arabian sand gazelle
1864:Uromastix hardwickii
1860:spiny-tailed lizards
1748:Anhinga melanogaster
974:Little Rann of Kutch
741:Haliaeetus albicilla
619:lesser spotted eagle
609:Confusion of species
465:, which is found in
359:. Compared to other
49:Little Rann of Kutch
6171:Bragin, E. (2002).
6016:Newton, I. (2010).
4955:Birds of Saurashtra
4617:. Buvar, 45: 22-23.
4348:. Avocetta, 23: 17.
4153:. Sandgrouse, 2, 1.
3969:Davies, C. (2002).
3719:Kirmse, W. (1998).
3568:Ali, Salim (1993).
2921:European Green Belt
2627:Eurasian eagle-owls
2519:long-legged buzzard
2350:white-tailed eagles
2326:Pallas's fish eagle
2297:Indian subcontinent
2239:white-tailed eagles
2173:Capreolus capreolus
2049:Phalacrocorax carbo
1884:Zamenis longissimus
1632:Spermophilus fulvus
1608:Phasianus colchicus
1091:Indian subcontinent
729:Pallas's fish eagle
303:southeastern Europe
57:Conservation status
6304:IUCN Red List maps
6029:Yosef, R. (1996).
4979:Danko, Š. (2007).
4332:Fritz, O. (1981).
4208:. Scopus,(7), 1-9.
4062:Turan, L. (2005).
3600:. European Raptors
2969:
2888:allowed access to
2864:
2794:
2744:
2651:
2623:white-tailed eagle
2507:Accipiter gentilis
2402:Circus aeruginosus
2314:Bharatpur district
2266:
2129:Mustela eversmanii
2105:Vulpes bengalensis
1952:
1880:Aesculapian snakes
1852:Hermann's tortoise
1788:white-tailed eagle
1712:Bharatpur district
1688:yellow-legged gull
1640:Spermophilus major
1600:
1517:
1495:Erinaceus concolor
1351:
1259:agricultural areas
1231:agricultural areas
1219:enclosed woodlands
1207:
1157:as well as in the
1141:) and spottily in
1040:in four cases and
986:
818:
769:
737:white-tailed eagle
623:
585:
561:
519:
451:Aquila spilogaster
447:African hawk eagle
264: Non-breeding
6706:
6705:
6665:Open Tree of Life
6325:Taxon identifiers
5391:Väli, Ü. (2004).
5153:10.1111/bij.12121
4528:Mammalian Species
3695:978-1-4200-6444-5
3467:10.1159/000015216
3384:Väli, Ü. (2002).
3371:978-1-4081-1420-9
3364:. A&C Black.
2750:was 2.09. In the
2607:Falco vespertinus
2603:red-footed falcon
2599:Falco columbarius
2583:Falco tinnunculus
2487:Montagu's harrier
2406:black-winged kite
1922:. In one area of
1830:may be taken. In
1792:pigeons and doves
1768:Saurashtra region
1736:black-headed ibis
1692:Larus michahellis
1672:Falco tinnunculus
1668:Eurasian kestrels
1652:Corvus frugilegus
1529:Microtus socialis
1451:Cricetus cricetus
1347:Thomson's gazelle
1121:and northwestern
1109:as the states of
749:Aegypius monachus
745:Cinereous vulture
717:Aquila verreauxii
709:Aquila nipalensis
631:Aquila chrysaetos
601:as do some other
491:Iberian peninsula
427:Aquila nipalensis
285:
284:
97:
80:
16:(Redirected from
6756:
6699:
6698:
6686:
6685:
6673:
6672:
6660:
6659:
6647:
6646:
6634:
6633:
6621:
6620:
6618:NHMSYS0000532847
6608:
6607:
6595:
6594:
6582:
6581:
6569:
6568:
6556:
6555:
6543:
6542:
6530:
6529:
6517:
6516:
6504:
6503:
6491:
6490:
6478:
6477:
6465:
6464:
6452:
6451:
6439:
6438:
6429:
6428:
6416:
6415:
6403:
6402:
6393:
6392:
6390:469DCF57248A1C69
6380:
6379:
6367:
6366:
6365:
6352:
6351:
6350:
6320:
6287:
6273:
6268:
6261:"Aquila heliaca"
6239:
6232:
6226:
6219:
6213:
6206:
6200:
6194:
6188:
6182:
6176:
6169:
6163:
6156:
6150:
6143:
6137:
6131:
6125:
6118:
6112:
6105:
6099:
6092:
6086:
6079:
6073:
6066:
6060:
6053:
6047:
6040:
6034:
6027:
6021:
6020:. A&C Black.
6014:
6008:
6001:
5995:
5989:
5983:
5976:
5970:
5963:
5950:
5943:
5934:
5927:
5921:
5914:
5908:
5901:
5895:
5892:
5886:
5879:
5873:
5866:
5860:
5853:
5847:
5840:
5834:
5827:
5821:
5814:
5803:
5796:
5790:
5783:
5774:
5767:
5756:
5749:
5736:
5729:
5723:
5716:
5710:
5703:
5697:
5690:
5679:
5672:
5666:
5660:
5654:
5648:
5642:
5635:
5629:
5622:
5616:
5609:
5603:
5596:
5585:
5578:
5567:
5560:
5554:
5547:
5541:
5534:
5528:
5521:
5515:
5508:
5502:
5495:
5489:
5482:
5476:
5469:
5460:
5454:
5448:
5441:
5435:
5428:
5422:
5415:
5409:
5402:
5396:
5389:
5383:
5376:
5370:
5363:
5357:
5350:
5344:
5337:
5331:
5324:
5315:
5308:
5299:
5292:
5283:
5276:
5270:
5263:
5257:
5250:
5244:
5243:
5233:
5201:
5195:
5194:
5186:
5180:
5179:
5171:
5165:
5164:
5132:
5126:
5120:
5114:
5107:
5101:
5098:
5092:
5091:
5089:
5088:
5063:
5057:
5054:
5048:
5041:
5035:
5028:
5019:
5012:
5006:
4999:
4993:
4990:
4984:
4977:
4968:
4964:
4958:
4951:
4942:
4935:
4926:
4919:
4902:
4895:
4889:
4882:
4876:
4869:
4863:
4856:
4841:
4834:
4817:
4810:
4789:
4782:
4767:
4760:
4749:
4742:
4736:
4729:
4718:
4715:
4694:
4687:
4662:
4661:
4659:
4642:
4629:
4618:
4612:
4606:
4605:
4588:in Kazakhstan".
4581:
4554:
4553:
4543:
4515:
4509:
4508:
4498:
4470:
4419:
4412:
4401:
4394:
4388:
4381:
4362:
4355:
4349:
4342:
4336:
4330:
4324:
4320:Liu, C. (2004).
4318:
4312:
4305:
4299:
4292:
4286:
4279:
4273:
4266:
4260:
4254:
4248:
4241:
4235:
4228:
4222:
4215:
4209:
4202:
4196:
4189:
4183:
4176:
4167:
4160:
4154:
4147:
4141:
4134:
4128:
4121:
4115:
4109:
4100:
4099:
4093:
4085:
4073:
4067:
4060:
4051:
4044:
4035:
4028:
4009:
4002:
3996:
3989:
3974:
3967:
3961:
3954:
3948:
3941:
3935:
3928:
3922:
3915:
3909:
3902:
3896:
3887:
3878:
3877:. A&C Black.
3871:
3862:
3855:
3849:
3842:
3797:
3790:
3775:
3768:
3749:
3743:
3737:
3730:
3724:
3717:
3711:
3704:
3698:
3684:
3675:
3668:
3659:
3644:
3609:
3608:
3606:
3605:
3590:
3584:
3583:
3565:
3559:
3552:
3546:
3539:
3533:
3526:
3520:
3519:
3517:
3506:
3493:
3487:
3486:
3451:Aquila adalberti
3446:
3440:
3439:
3429:
3418:
3417:
3395:
3389:
3382:
3376:
3375:
3360:The Golden Eagle
3353:
3336:
3328:
3322:
3321:
3293:
3270:
3263:
3244:
3243:
3223:
3106:
3105:
3103:
3102:
3088:
3082:
3081:
3079:
3077:
3072:
3042:
2978:ground squirrels
2953:Carpathian basin
2927:of southwestern
2760:southeast Europe
2741:Museum Wiesbaden
2739:Egg, Collection
2615:peregrine falcon
2503:northern goshawk
2431:Falco peregrinus
2427:peregrine falcon
2410:Elanus caeruleus
2390:kleptoparasitize
2354:ground squirrels
2335:Korean peninsula
2289:ground squirrels
2262:Egyptian vulture
2251:ecological niche
2197:Micromys minutus
2185:goitered gazelle
2153:Otocolobus manul
2121:Mustela putorius
2029:knob-billed duck
2021:bar-headed goose
1928:kleptoparasitism
1856:Testudo hermanni
1744:Oriental darters
1720:kleptoparasitism
1708:Larus cachinnans
1612:domestic chicken
1604:common pheasants
1596:northern pintail
1592:bar-headed goose
1571:), 5 species of
1561:cricetid rodents
1537:Meriones crassus
1533:Sundevall's jird
1447:European hamster
1419:ground squirrels
1364:ground squirrels
1229:to wetlands and
1159:Korean peninsula
898:Russian Far East
793:ko-gok, wk wk wk
713:Verreaux's eagle
413:and a couple in
263:
257:
251:
245:
237:Distribution of
232:
215:
112:
111:
91:
74:
69:
68:
42:
30:
21:
6764:
6763:
6759:
6758:
6757:
6755:
6754:
6753:
6709:
6708:
6707:
6702:
6694:
6689:
6681:
6676:
6668:
6663:
6655:
6650:
6642:
6639:Observation.org
6637:
6629:
6624:
6616:
6611:
6603:
6598:
6590:
6585:
6577:
6572:
6564:
6559:
6551:
6546:
6538:
6533:
6525:
6520:
6512:
6507:
6499:
6494:
6486:
6481:
6473:
6468:
6460:
6455:
6447:
6442:
6434:
6432:
6424:
6419:
6411:
6406:
6398:
6396:
6388:
6383:
6375:
6370:
6361:
6360:
6355:
6346:
6345:
6340:
6327:
6276:
6259:
6248:
6243:
6242:
6233:
6229:
6220:
6216:
6207:
6203:
6195:
6191:
6183:
6179:
6170:
6166:
6157:
6153:
6144:
6140:
6132:
6128:
6119:
6115:
6106:
6102:
6093:
6089:
6080:
6076:
6067:
6063:
6054:
6050:
6041:
6037:
6028:
6024:
6015:
6011:
6002:
5998:
5990:
5986:
5977:
5973:
5964:
5953:
5944:
5937:
5928:
5924:
5915:
5911:
5902:
5898:
5893:
5889:
5880:
5876:
5867:
5863:
5854:
5850:
5841:
5837:
5828:
5824:
5815:
5806:
5797:
5793:
5784:
5777:
5768:
5759:
5750:
5739:
5730:
5726:
5717:
5713:
5704:
5700:
5691:
5682:
5673:
5669:
5661:
5657:
5649:
5645:
5636:
5632:
5623:
5619:
5610:
5606:
5597:
5588:
5579:
5570:
5561:
5557:
5548:
5544:
5535:
5531:
5522:
5518:
5509:
5505:
5496:
5492:
5483:
5479:
5470:
5463:
5455:
5451:
5442:
5438:
5429:
5425:
5416:
5412:
5403:
5399:
5390:
5386:
5377:
5373:
5364:
5360:
5351:
5347:
5338:
5334:
5325:
5318:
5309:
5302:
5293:
5286:
5277:
5273:
5264:
5260:
5251:
5247:
5203:
5202:
5198:
5188:
5187:
5183:
5173:
5172:
5168:
5134:
5133:
5129:
5121:
5117:
5108:
5104:
5099:
5095:
5086:
5084:
5074:
5071:Wayback Machine
5064:
5060:
5055:
5051:
5042:
5038:
5029:
5022:
5013:
5009:
5000:
4996:
4991:
4987:
4978:
4971:
4965:
4961:
4952:
4945:
4936:
4929:
4920:
4905:
4896:
4892:
4883:
4879:
4870:
4866:
4857:
4844:
4835:
4820:
4811:
4792:
4783:
4770:
4761:
4752:
4743:
4739:
4730:
4721:
4716:
4697:
4688:
4665:
4657:
4640:
4631:
4630:
4621:
4613:
4609:
4583:
4582:
4557:
4517:
4516:
4512:
4483:Ornis Hungarica
4472:
4471:
4422:
4413:
4404:
4395:
4391:
4382:
4365:
4356:
4352:
4343:
4339:
4331:
4327:
4319:
4315:
4306:
4302:
4293:
4289:
4280:
4276:
4267:
4263:
4255:
4251:
4242:
4238:
4229:
4225:
4216:
4212:
4203:
4199:
4190:
4186:
4177:
4170:
4166:Aquila heliaca.
4161:
4157:
4148:
4144:
4135:
4131:
4122:
4118:
4110:
4103:
4086:
4075:
4074:
4070:
4061:
4054:
4045:
4038:
4029:
4012:
4003:
3999:
3990:
3977:
3968:
3964:
3955:
3951:
3942:
3938:
3929:
3925:
3916:
3912:
3903:
3899:
3888:
3881:
3872:
3865:
3856:
3852:
3843:
3800:
3791:
3778:
3769:
3752:
3744:
3740:
3731:
3727:
3718:
3714:
3705:
3701:
3685:
3678:
3669:
3662:
3645:
3612:
3603:
3601:
3592:
3591:
3587:
3580:
3567:
3566:
3562:
3553:
3549:
3540:
3536:
3527:
3523:
3515:
3504:
3495:
3494:
3490:
3448:
3447:
3443:
3431:
3430:
3421:
3397:
3396:
3392:
3383:
3379:
3372:
3355:
3354:
3339:
3329:
3325:
3318:
3295:
3294:
3273:
3264:
3247:
3240:
3225:
3224:
3109:
3100:
3098:
3090:
3089:
3085:
3075:
3073:
3044:
3043:
3016:
3011:
2917:European Russia
2873:Austria-Hungary
2849:
2786:
2680:Sayan Mountains
2639:
2563:short-eared owl
2535:Strix uralensis
2491:Circus pygargus
2467:Pernis apivorus
2459:Clanga pomarina
2418:Accipiter nisus
2217:
2205:Passer montanus
2125:steppe polecats
2045:great cormorant
2009:Anser albifrons
1892:Daboia russelii
1888:Russell's viper
1868:monitor lizards
1836:Caucasian agama
1700:Ciconia ciconia
1676:little bustards
1656:Eurasian magpie
1443:Lepus europaeus
1339:
1215:scattered trees
1199:
1093:, from eastern
1024:, northeastern
966:
944:, and northern
932:) and northern
924:, northwestern
844:, northeastern
810:
805:
757:
611:
511:
495:Pleistocene era
473:, was formerly
459:Aquila fasicata
455:Bonelli's eagle
385:
373:IUCN Red Listed
301:that breeds in
265:
261:
259:
255:
253:
249:
247:
243:
223:
217:
211:
198:
195:A. heliaca
161:Accipitriformes
106:
98:
81:
70:
66:
59:
28:
27:Species of bird
23:
22:
15:
12:
11:
5:
6762:
6760:
6752:
6751:
6746:
6741:
6736:
6731:
6726:
6724:Aquila (genus)
6721:
6711:
6710:
6704:
6703:
6701:
6700:
6696:Aquila-heliaca
6687:
6674:
6661:
6648:
6635:
6622:
6609:
6596:
6583:
6570:
6557:
6544:
6531:
6518:
6509:Fauna Europaea
6505:
6492:
6479:
6466:
6462:aquila-heliaca
6453:
6440:
6430:
6417:
6404:
6394:
6381:
6377:Aquila_heliaca
6368:
6363:Aquila heliaca
6353:
6337:
6335:
6333:Aquila heliaca
6329:
6328:
6323:
6317:
6316:
6306:
6299:Aquila heliaca
6294:
6288:
6274:
6257:
6254:Aquila heliaca
6247:
6246:External links
6244:
6241:
6240:
6227:
6214:
6201:
6189:
6177:
6164:
6151:
6138:
6126:
6113:
6100:
6087:
6074:
6061:
6048:
6035:
6022:
6009:
5996:
5984:
5971:
5951:
5935:
5922:
5909:
5896:
5887:
5874:
5861:
5848:
5835:
5822:
5804:
5791:
5775:
5757:
5737:
5724:
5711:
5698:
5680:
5667:
5655:
5643:
5630:
5617:
5604:
5586:
5568:
5555:
5542:
5529:
5516:
5503:
5490:
5477:
5461:
5449:
5436:
5423:
5410:
5397:
5384:
5371:
5358:
5345:
5332:
5316:
5300:
5284:
5271:
5258:
5245:
5196:
5181:
5176:Oman Bird News
5166:
5147:(1): 116–127.
5137:Gazella marica
5127:
5115:
5102:
5093:
5058:
5049:
5036:
5020:
5007:
4994:
4985:
4969:
4959:
4943:
4927:
4903:
4890:
4877:
4864:
4842:
4818:
4790:
4768:
4750:
4737:
4719:
4695:
4663:
4619:
4607:
4596:(6): 594–600.
4586:Aquila heliaca
4555:
4534:(913): 71–87.
4510:
4477:Aquila heliaca
4420:
4402:
4389:
4363:
4350:
4337:
4325:
4313:
4300:
4287:
4274:
4261:
4249:
4236:
4223:
4210:
4197:
4184:
4168:
4155:
4142:
4129:
4116:
4101:
4078:Aquila heliaca
4068:
4052:
4036:
4010:
3997:
3975:
3962:
3949:
3936:
3923:
3910:
3897:
3879:
3863:
3850:
3798:
3776:
3750:
3738:
3725:
3712:
3699:
3676:
3660:
3656:978-1555214722
3610:
3585:
3578:
3560:
3547:
3534:
3521:
3488:
3461:(1–2): 61–66.
3441:
3419:
3408:(1): 153–159.
3390:
3377:
3370:
3337:
3323:
3316:
3271:
3245:
3238:
3107:
3083:
3049:Aquila heliaca
3013:
3012:
3010:
3007:
2999:Ural mountains
2982:climate change
2960:region alone.
2933:Czech Republic
2868:eastern Europe
2848:
2845:
2811:Marmara region
2785:
2782:
2752:Czech Republic
2699:); in Turkey,
2668:Irkutsk Oblast
2638:
2635:
2591:Falco naumanni
2587:lesser kestrel
2579:common kestrel
2575:Falco subbuteo
2571:Eurasian hobby
2555:long-eared owl
2511:common buzzard
2483:Circus cyaneus
2475:Milvus migrans
2247:Altai Republic
2216:
2213:
2181:Gazella marica
2065:great bustards
1972:European hares
1960:European hares
1920:Czech Republic
1908:ground beetles
1848:Testudo graeca
1844:Greek tortoise
1776:Eurasian coots
1728:painted storks
1471:central Europe
1459:Czech Republic
1437:, showed that
1368:common buzzard
1338:
1335:
1287:montane steppe
1263:wooded patches
1261:with trees or
1251:open woodlands
1198:
1195:
1115:Madhya Pradesh
965:
962:
876:, most of the
826:Czech Republic
809:
808:Breeding range
806:
804:
801:
756:
753:
696:Clanga hastata
610:
607:
510:
507:
503:ice age relict
443:sister species
384:
381:
294:Aquila heliaca
283:
282:
274:
273:
267:
266:
260:
254:
252: Resident
248:
246: Breeding
242:
239:Aquila heliaca
234:
233:
225:
224:
218:
213:Aquila heliaca
207:
206:
200:
199:
192:
190:
186:
185:
178:
174:
173:
168:
164:
163:
158:
154:
153:
148:
144:
143:
138:
134:
133:
128:
124:
123:
118:
114:
113:
100:
99:
86:
83:
82:
64:
61:
60:
55:
52:
51:
44:
43:
35:
34:
26:
24:
18:Aquila heliaca
14:
13:
10:
9:
6:
4:
3:
2:
6761:
6750:
6747:
6745:
6742:
6740:
6737:
6735:
6732:
6730:
6727:
6725:
6722:
6720:
6717:
6716:
6714:
6697:
6692:
6688:
6684:
6679:
6675:
6671:
6666:
6662:
6658:
6653:
6649:
6645:
6640:
6636:
6632:
6627:
6623:
6619:
6614:
6610:
6606:
6601:
6597:
6593:
6588:
6584:
6580:
6575:
6571:
6567:
6562:
6558:
6554:
6549:
6545:
6541:
6536:
6532:
6528:
6523:
6519:
6515:
6510:
6506:
6502:
6497:
6493:
6489:
6484:
6480:
6476:
6471:
6467:
6463:
6458:
6454:
6450:
6445:
6441:
6437:
6431:
6427:
6422:
6418:
6414:
6409:
6405:
6401:
6395:
6391:
6386:
6382:
6378:
6373:
6369:
6364:
6358:
6354:
6349:
6343:
6339:
6338:
6336:
6334:
6330:
6326:
6321:
6314:
6310:
6307:
6305:
6301:
6300:
6295:
6292:
6289:
6285:
6284:
6279:
6275:
6272:
6266:
6262:
6258:
6256:
6255:
6250:
6249:
6245:
6237:
6231:
6228:
6224:
6218:
6215:
6211:
6205:
6202:
6198:
6193:
6190:
6186:
6181:
6178:
6174:
6168:
6165:
6161:
6155:
6152:
6148:
6142:
6139:
6135:
6130:
6127:
6123:
6117:
6114:
6110:
6104:
6101:
6097:
6091:
6088:
6084:
6078:
6075:
6071:
6065:
6062:
6058:
6052:
6049:
6045:
6039:
6036:
6032:
6026:
6023:
6019:
6013:
6010:
6006:
6000:
5997:
5993:
5988:
5985:
5981:
5975:
5972:
5968:
5962:
5960:
5958:
5956:
5952:
5948:
5942:
5940:
5936:
5932:
5926:
5923:
5919:
5913:
5910:
5906:
5900:
5897:
5891:
5888:
5884:
5878:
5875:
5871:
5865:
5862:
5858:
5852:
5849:
5845:
5839:
5836:
5832:
5826:
5823:
5819:
5813:
5811:
5809:
5805:
5801:
5795:
5792:
5788:
5782:
5780:
5776:
5772:
5766:
5764:
5762:
5758:
5754:
5748:
5746:
5744:
5742:
5738:
5734:
5728:
5725:
5721:
5715:
5712:
5708:
5702:
5699:
5695:
5689:
5687:
5685:
5681:
5677:
5671:
5668:
5664:
5659:
5656:
5652:
5647:
5644:
5640:
5634:
5631:
5627:
5621:
5618:
5614:
5608:
5605:
5601:
5595:
5593:
5591:
5587:
5583:
5577:
5575:
5573:
5569:
5565:
5559:
5556:
5552:
5551:The eagle owl
5546:
5543:
5539:
5533:
5530:
5526:
5520:
5517:
5513:
5507:
5504:
5500:
5494:
5491:
5487:
5481:
5478:
5474:
5468:
5466:
5462:
5458:
5453:
5450:
5446:
5440:
5437:
5433:
5427:
5424:
5420:
5414:
5411:
5407:
5401:
5398:
5394:
5388:
5385:
5381:
5375:
5372:
5368:
5362:
5359:
5355:
5349:
5346:
5342:
5336:
5333:
5329:
5323:
5321:
5317:
5313:
5307:
5305:
5301:
5297:
5291:
5289:
5285:
5281:
5275:
5272:
5268:
5262:
5259:
5255:
5249:
5246:
5241:
5237:
5232:
5227:
5223:
5219:
5215:
5211:
5207:
5200:
5197:
5192:
5185:
5182:
5177:
5170:
5167:
5162:
5158:
5154:
5150:
5146:
5142:
5138:
5131:
5128:
5124:
5119:
5116:
5112:
5106:
5103:
5097:
5094:
5082:
5080:
5075:India Wilds.
5072:
5068:
5062:
5059:
5053:
5050:
5046:
5040:
5037:
5033:
5027:
5025:
5021:
5017:
5011:
5008:
5004:
4998:
4995:
4989:
4986:
4982:
4976:
4974:
4970:
4963:
4960:
4956:
4950:
4948:
4944:
4940:
4934:
4932:
4928:
4924:
4918:
4916:
4914:
4912:
4910:
4908:
4904:
4900:
4894:
4891:
4887:
4881:
4878:
4874:
4868:
4865:
4861:
4855:
4853:
4851:
4849:
4847:
4843:
4839:
4833:
4831:
4829:
4827:
4825:
4823:
4819:
4815:
4809:
4807:
4805:
4803:
4801:
4799:
4797:
4795:
4791:
4787:
4781:
4779:
4777:
4775:
4773:
4769:
4765:
4759:
4757:
4755:
4751:
4747:
4741:
4738:
4734:
4728:
4726:
4724:
4720:
4714:
4712:
4710:
4708:
4706:
4704:
4702:
4700:
4696:
4692:
4686:
4684:
4682:
4680:
4678:
4676:
4674:
4672:
4670:
4668:
4664:
4656:
4652:
4648:
4647:
4639:
4637:
4628:
4626:
4624:
4620:
4616:
4611:
4608:
4603:
4599:
4595:
4591:
4587:
4580:
4578:
4576:
4574:
4572:
4570:
4568:
4566:
4564:
4562:
4560:
4556:
4551:
4547:
4542:
4541:10.1644/913.1
4537:
4533:
4529:
4525:
4523:
4514:
4511:
4506:
4502:
4497:
4492:
4488:
4484:
4480:
4479:) in Hungary"
4478:
4469:
4467:
4465:
4463:
4461:
4459:
4457:
4455:
4453:
4451:
4449:
4447:
4445:
4443:
4441:
4439:
4437:
4435:
4433:
4431:
4429:
4427:
4425:
4421:
4417:
4411:
4409:
4407:
4403:
4399:
4393:
4390:
4386:
4380:
4378:
4376:
4374:
4372:
4370:
4368:
4364:
4360:
4354:
4351:
4347:
4341:
4338:
4334:
4329:
4326:
4322:
4317:
4314:
4310:
4304:
4301:
4297:
4291:
4288:
4284:
4278:
4275:
4271:
4265:
4262:
4258:
4253:
4250:
4246:
4240:
4237:
4233:
4227:
4224:
4220:
4214:
4211:
4207:
4201:
4198:
4194:
4188:
4185:
4181:
4175:
4173:
4169:
4165:
4159:
4156:
4152:
4146:
4143:
4139:
4133:
4130:
4126:
4120:
4117:
4113:
4108:
4106:
4102:
4097:
4091:
4083:
4079:
4072:
4069:
4065:
4059:
4057:
4053:
4049:
4043:
4041:
4037:
4033:
4027:
4025:
4023:
4021:
4019:
4017:
4015:
4011:
4007:
4001:
3998:
3994:
3988:
3986:
3984:
3982:
3980:
3976:
3972:
3966:
3963:
3959:
3953:
3950:
3946:
3940:
3937:
3933:
3927:
3924:
3920:
3914:
3911:
3907:
3901:
3898:
3894:
3893:
3886:
3884:
3880:
3876:
3870:
3868:
3864:
3860:
3854:
3851:
3847:
3841:
3839:
3837:
3835:
3833:
3831:
3829:
3827:
3825:
3823:
3821:
3819:
3817:
3815:
3813:
3811:
3809:
3807:
3805:
3803:
3799:
3795:
3789:
3787:
3785:
3783:
3781:
3777:
3773:
3767:
3765:
3763:
3761:
3759:
3757:
3755:
3751:
3747:
3742:
3739:
3735:
3729:
3726:
3722:
3716:
3713:
3709:
3703:
3700:
3696:
3692:
3688:
3683:
3681:
3677:
3673:
3667:
3665:
3661:
3657:
3653:
3649:
3643:
3641:
3639:
3637:
3635:
3633:
3631:
3629:
3627:
3625:
3623:
3621:
3619:
3617:
3615:
3611:
3599:
3597:
3589:
3586:
3581:
3579:0-19-563731-3
3575:
3571:
3564:
3561:
3557:
3551:
3548:
3544:
3538:
3535:
3531:
3525:
3522:
3514:
3510:
3509:Eagle Studies
3503:
3501:
3492:
3489:
3484:
3480:
3476:
3472:
3468:
3464:
3460:
3456:
3452:
3445:
3442:
3437:
3434:
3428:
3426:
3424:
3420:
3415:
3411:
3407:
3403:
3402:
3394:
3391:
3387:
3381:
3378:
3373:
3367:
3363:
3362:
3359:
3352:
3350:
3348:
3346:
3344:
3342:
3338:
3334:
3327:
3324:
3319:
3317:84-87334-15-6
3313:
3309:
3305:
3304:
3299:
3292:
3290:
3288:
3286:
3284:
3282:
3280:
3278:
3276:
3272:
3268:
3262:
3260:
3258:
3256:
3254:
3252:
3250:
3246:
3241:
3239:0-618-12762-3
3235:
3231:
3228:
3222:
3220:
3218:
3216:
3214:
3212:
3210:
3208:
3206:
3204:
3202:
3200:
3198:
3196:
3194:
3192:
3190:
3188:
3186:
3184:
3182:
3180:
3178:
3176:
3174:
3172:
3170:
3168:
3166:
3164:
3162:
3160:
3158:
3156:
3154:
3152:
3150:
3148:
3146:
3144:
3142:
3140:
3138:
3136:
3134:
3132:
3130:
3128:
3126:
3124:
3122:
3120:
3118:
3116:
3114:
3112:
3108:
3097:
3093:
3087:
3084:
3071:
3066:
3062:
3058:
3057:
3052:
3050:
3041:
3039:
3037:
3035:
3033:
3031:
3029:
3027:
3025:
3023:
3021:
3019:
3015:
3008:
3006:
3004:
3000:
2995:
2991:
2987:
2983:
2979:
2975:
2965:
2961:
2959:
2954:
2950:
2946:
2942:
2938:
2934:
2930:
2926:
2925:Morava region
2922:
2918:
2914:
2909:
2907:
2903:
2899:
2895:
2891:
2887:
2883:
2878:
2874:
2869:
2862:
2858:
2853:
2846:
2844:
2842:
2837:
2833:
2829:
2825:
2821:
2820:wind turbines
2817:
2812:
2808:
2804:
2800:
2790:
2783:
2781:
2778:
2777:booted eagles
2773:
2769:
2765:
2761:
2757:
2753:
2749:
2742:
2737:
2733:
2731:
2730:steppe eagles
2726:
2722:
2718:
2714:
2710:
2707:.) (44%) and
2706:
2702:
2698:
2697:Pistacia vera
2694:
2690:
2689:Juniperus ssp
2686:
2681:
2677:
2673:
2669:
2665:
2661:
2657:
2656:golden eagles
2648:
2643:
2636:
2634:
2632:
2628:
2624:
2620:
2619:apex predator
2616:
2612:
2608:
2604:
2600:
2596:
2592:
2588:
2584:
2580:
2576:
2572:
2568:
2567:Asio flammeus
2564:
2560:
2556:
2552:
2551:Athene noctua
2548:
2544:
2540:
2536:
2532:
2528:
2527:Buteo lagopus
2524:
2520:
2516:
2512:
2508:
2504:
2500:
2496:
2492:
2488:
2484:
2480:
2476:
2472:
2468:
2464:
2460:
2456:
2451:
2448:
2444:
2440:
2436:
2435:Sakmara river
2432:
2428:
2423:
2420:) as well as
2419:
2415:
2411:
2407:
2403:
2399:
2395:
2394:saker falcons
2391:
2387:
2383:
2382:Buteo rufinus
2379:
2375:
2374:Falco cherrug
2371:
2370:saker falcons
2367:
2363:
2359:
2355:
2351:
2346:
2344:
2340:
2336:
2331:
2327:
2323:
2319:
2315:
2311:
2307:
2303:
2298:
2294:
2290:
2286:
2283:
2279:
2275:
2271:
2263:
2258:
2254:
2252:
2248:
2244:
2243:steppe eagles
2240:
2236:
2232:
2227:
2222:
2214:
2212:
2210:
2206:
2202:
2198:
2194:
2190:
2186:
2182:
2178:
2174:
2170:
2166:
2162:
2158:
2154:
2150:
2149:Pallas's cats
2146:
2142:
2141:domestic cats
2138:
2134:
2133:stone martens
2130:
2126:
2122:
2118:
2114:
2110:
2106:
2102:
2098:
2097:Vulpes corsac
2094:
2090:
2089:Vulpes vulpes
2086:
2082:
2078:
2074:
2070:
2066:
2062:
2061:Ciconia nigra
2058:
2054:
2050:
2046:
2042:
2038:
2034:
2030:
2026:
2025:Anser indicus
2022:
2018:
2017:Anser fabalis
2014:
2010:
2006:
2002:
1998:
1997:greylag goose
1994:
1990:
1986:
1985:Lepus timidus
1982:
1981:mountain hare
1977:
1976:bobak marmots
1973:
1969:
1968:Marmota bobac
1965:
1964:bobak marmots
1961:
1956:
1949:
1945:
1940:
1936:
1934:
1929:
1925:
1921:
1917:
1913:
1909:
1905:
1901:
1900:invertebrates
1897:
1893:
1889:
1885:
1881:
1877:
1873:
1869:
1865:
1861:
1857:
1853:
1849:
1845:
1841:
1837:
1833:
1829:
1823:
1821:
1817:
1813:
1809:
1805:
1804:Columba livia
1801:
1797:
1793:
1789:
1785:
1781:
1777:
1773:
1769:
1765:
1761:
1757:
1753:
1749:
1745:
1741:
1737:
1733:
1729:
1725:
1721:
1717:
1713:
1709:
1705:
1704:Caspian gulls
1701:
1697:
1693:
1689:
1685:
1681:
1680:Tetrax tetrax
1677:
1673:
1669:
1665:
1661:
1657:
1653:
1649:
1646:, namely the
1645:
1641:
1637:
1633:
1629:
1625:
1621:
1617:
1613:
1609:
1605:
1597:
1593:
1588:
1584:
1582:
1578:
1575:and assorted
1574:
1570:
1566:
1562:
1558:
1557:murid rodents
1554:
1550:
1546:
1542:
1538:
1534:
1530:
1526:
1522:
1514:
1510:
1506:
1504:
1500:
1496:
1492:
1488:
1484:
1480:
1476:
1475:Tyva Republic
1472:
1468:
1464:
1460:
1456:
1452:
1448:
1444:
1440:
1439:European hare
1436:
1432:
1428:
1424:
1420:
1415:
1413:
1412:invertebrates
1409:
1405:
1401:
1398:, as well as
1397:
1393:
1389:
1385:
1381:
1377:
1373:
1369:
1365:
1361:
1357:
1348:
1343:
1336:
1334:
1332:
1328:
1324:
1320:
1316:
1312:
1308:
1304:
1300:
1296:
1292:
1288:
1284:
1280:
1276:
1272:
1268:
1267:Lowland areas
1264:
1260:
1256:
1255:river valleys
1252:
1249:, as well as
1248:
1244:
1240:
1236:
1232:
1228:
1224:
1220:
1216:
1212:
1203:
1196:
1194:
1192:
1188:
1184:
1180:
1176:
1172:
1168:
1165:and southern
1164:
1160:
1156:
1152:
1148:
1144:
1140:
1136:
1132:
1128:
1124:
1120:
1116:
1112:
1108:
1104:
1100:
1096:
1092:
1088:
1084:
1080:
1076:
1072:
1068:
1064:
1061:and northern
1060:
1056:
1052:
1047:
1043:
1039:
1035:
1031:
1027:
1023:
1019:
1015:
1011:
1007:
1003:
999:
995:
991:
983:
979:
975:
970:
963:
961:
959:
955:
951:
947:
943:
939:
935:
931:
927:
923:
919:
915:
911:
907:
903:
899:
895:
894:Transbaikalia
891:
887:
883:
879:
875:
871:
867:
863:
859:
855:
851:
847:
843:
839:
835:
831:
827:
823:
814:
807:
802:
800:
798:
794:
790:
786:
782:
778:
774:
766:
761:
755:Vocalizations
754:
752:
750:
746:
742:
738:
734:
730:
726:
722:
718:
714:
710:
706:
701:
697:
693:
688:
684:
683:Clanga clanga
680:
675:
673:
669:
664:
660:
656:
652:
651:
646:
645:
640:
636:
632:
628:
620:
615:
608:
606:
604:
600:
595:
590:
582:
577:
573:
571:
567:
557:
553:
550:
546:
542:
538:
537:birds of prey
534:
530:
529:
524:
515:
508:
506:
504:
500:
496:
492:
488:
484:
480:
476:
472:
468:
464:
460:
456:
452:
448:
444:
440:
436:
432:
428:
424:
420:
416:
412:
411:North America
409:(with one in
408:
404:
400:
399:
394:
390:
382:
380:
378:
374:
370:
366:
362:
358:
354:
350:
346:
342:
341:
336:
332:
328:
324:
320:
316:
312:
308:
304:
300:
297:) is a large
296:
295:
290:
281:
280:
275:
272:
268:
258: Passage
240:
235:
231:
226:
221:
216:
214:
208:
205:
204:Binomial name
201:
197:
196:
191:
188:
187:
184:
183:
179:
176:
175:
172:
169:
166:
165:
162:
159:
156:
155:
152:
149:
146:
145:
142:
139:
136:
135:
132:
129:
126:
125:
122:
119:
116:
115:
110:
105:
101:
95:
89:
84:
78:
73:
62:
58:
53:
50:
45:
41:
36:
31:
19:
6332:
6298:
6281:
6264:
6253:
6235:
6230:
6222:
6217:
6209:
6204:
6197:
6192:
6185:
6180:
6172:
6167:
6159:
6154:
6146:
6141:
6134:
6129:
6121:
6116:
6108:
6103:
6095:
6090:
6082:
6077:
6069:
6064:
6056:
6051:
6043:
6038:
6030:
6025:
6017:
6012:
6004:
5999:
5992:
5987:
5979:
5974:
5966:
5946:
5930:
5925:
5917:
5912:
5904:
5899:
5890:
5882:
5877:
5869:
5864:
5856:
5851:
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5110:
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5078:
5067:Ghostarchive
5065:Archived at
5061:
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4957:. Dil Bahar.
4954:
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4112:
4090:cite journal
4081:
4077:
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3602:. Retrieved
3595:
3588:
3569:
3563:
3555:
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3230:
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3099:. Retrieved
3095:
3086:
3074:. Retrieved
3060:
3054:
3048:
2970:
2910:
2865:
2795:
2764:central Asia
2745:
2712:
2704:
2696:
2688:
2652:
2630:
2611:saker falcon
2606:
2598:
2590:
2582:
2574:
2566:
2558:
2550:
2543:Strix alucco
2542:
2534:
2526:
2514:
2506:
2490:
2482:
2474:
2466:
2458:
2452:
2430:
2417:
2409:
2401:
2381:
2373:
2347:
2293:Central Asia
2270:steppe eagle
2267:
2225:
2221:golden eagle
2218:
2204:
2196:
2188:
2180:
2172:
2164:
2152:
2144:
2137:Martes foina
2136:
2128:
2120:
2104:
2101:Bengal foxes
2096:
2093:corsac foxes
2088:
2068:
2060:
2048:
2040:
2037:common crane
2032:
2024:
2016:
2008:
2000:
1992:
1984:
1967:
1957:
1953:
1891:
1883:
1871:
1863:
1855:
1847:
1839:
1824:
1803:
1784:diving ducks
1779:
1747:
1739:
1731:
1707:
1699:
1696:white storks
1691:
1679:
1671:
1659:
1651:
1639:
1631:
1615:
1607:
1601:
1563:(especially
1536:
1528:
1525:social voles
1518:
1494:
1482:
1466:
1450:
1442:
1416:
1400:insectivores
1371:
1352:
1208:
1018:Saudi Arabia
987:
914:Turkmenistan
819:
796:
792:
785:golden eagle
780:
776:
772:
770:
748:
740:
732:
716:
708:
705:steppe eagle
700:golden eagle
695:
686:
682:
676:
662:
648:
642:
639:booted eagle
630:
627:golden eagle
624:
602:
593:
588:
586:
565:
562:
526:
520:
458:
450:
439:golden eagle
435:Aquila rapax
434:
426:
423:steppe eagle
421:such as the
418:
396:
393:monophyletic
386:
379:since 1994.
360:
338:
331:Accipitridae
307:Central Asia
299:bird of prey
293:
292:
288:
286:
278:
277:
238:
212:
210:
194:
193:
181:
171:Accipitridae
6561:iNaturalist
6357:Wikispecies
5216:(3–4): 10.
4653:: 187–200.
4489:(1): 1–26.
3076:19 November
2994:Lake Baikal
2958:East Thrace
2906:Afghanistan
2841:Lake Baikal
2816:automobiles
2803:East Thrace
2713:Quercus ssp
2705:Populus ssp
2672:Lake Baikal
2660:East Thrace
2515:Buteo buteo
2479:hen harrier
2343:east Africa
2339:water birds
2310:semi-desert
2145:Felis catus
2057:black stork
2053:white stork
2001:Anser anser
1993:Lepus tolai
1816:water birds
1780:Fulica atra
1724:water birds
1684:East Thrace
1666:as well as
1499:East Thrace
1372:Buteo buteo
1356:water birds
1319:cultivation
1315:semi-desert
1297:, timbered
1275:semi-desert
1079:Lake Baikal
1051:Nile valley
1006:Middle East
988:Unlike the
954:Afghanistan
890:Lake Baikal
635:hallux claw
535:as do most
509:Description
487:paraspecies
431:tawny eagle
415:Australasia
325:. Like all
315:Middle East
6713:Categories
6691:Xeno-canto
6313:Xeno-canto
5459:90: 27-37.
5087:2019-03-29
3934:. Methuen.
3604:2020-11-20
3101:2022-01-14
3009:References
2913:Vulnerable
2824:Haematozoa
2547:little owl
2471:black kite
2366:lagomorphs
2235:Kazakhstan
2165:Ovis ammon
2069:Otis tarda
2013:bean goose
1989:Tolai hare
1987:) and the
1944:falconer's
1800:rock doves
1762:and large
1624:Kazakhstan
1553:lagomorphs
1386:, various
1376:Kazakhstan
1329:and other
1313:, plains,
1291:meadowland
1227:grasslands
1143:east China
1133:and north
1103:Bangladesh
1083:south Asia
1057:, central
1042:Kazakhstan
1016:, central
950:extirpated
922:Kazakhstan
920:, much of
918:Uzbekistan
910:Azerbaijan
836:, eastern
824:, eastern
687:fulvescens
659:fish eagle
655:South Asia
541:wing chord
497:and early
479:morphology
429:) and the
377:Vulnerable
90:Appendix I
72:Vulnerable
5083:. YouTube
4182:. Struik.
3096:cites.org
2857:Rajasthan
2832:blowflies
2828:helminths
2772:siblicide
2693:pistachio
2631:Bubo bubo
2559:Asio otus
2539:tawny owl
2443:Tatarstan
2422:red foxes
2308:and even
2157:ungulates
2113:mustelids
2085:Red foxes
2073:pheasants
2041:Grus grus
1812:waterfowl
1808:gamebirds
1752:cormorant
1660:Pica pica
1541:hedgehogs
1431:hedgehogs
1311:grassland
1283:mountains
1271:Turkestan
1257:and even
1135:Indochina
1123:Jharkhand
1087:Himalayas
850:Macedonia
781:kraw-kraw
581:Hong Kong
389:Aquilinae
335:Aquilinae
323:East Asia
189:Species:
127:Kingdom:
121:Eukaryota
6678:Species+
6605:22696048
6579:10194916
6413:22696048
6408:BirdLife
6397:BioLib:
6342:Wikidata
5240:28236075
5178:(20): 8.
5161:83925236
5069:and the
4655:Archived
4505:91465482
3513:Archived
3483:41181626
3475:10343105
3003:Pakistan
2929:Slovakia
2902:Pakistan
2894:firearms
2877:heraldic
2799:Bulgaria
2768:Bulgaria
2756:Slovakia
2725:railroad
2721:Slovakia
2717:conifers
2676:Pakistan
2637:Breeding
2531:Ural owl
2386:Slovakia
2358:hamsters
2306:wetlands
2272:and the
2169:roe deer
2117:European
1933:ungulate
1924:Slovakia
1906:such as
1902:(mostly
1828:reptiles
1814:, other
1796:Slovakia
1565:hamsters
1487:Bulgaria
1457:and the
1455:Slovakia
1423:hamsters
1404:Reptiles
1392:hamsters
1331:wetlands
1303:Slovakia
1295:lowlands
1223:wetlands
1217:or more
1169:(mostly
1147:Cambodia
1131:Thailand
1095:Pakistan
1071:Tanzania
1059:Ethiopia
1008:down to
998:Bulgaria
994:Mongolia
958:Pakistan
934:Mongolia
930:Xinjiang
854:Bulgaria
830:Slovakia
765:falconry
721:dihedral
499:Holocene
471:Portugal
383:Taxonomy
271:Synonyms
167:Family:
141:Chordata
137:Phylum:
131:Animalia
117:Domain:
77:IUCN 3.1
6657:1484127
6540:2480500
6475:impeag1
6436:impeag1
6385:Avibase
6348:Q168976
6265:Avibase
5231:5325833
4550:8080957
3748:(1974).
3308:194–195
2941:Austria
2890:poisons
2748:Georgia
2691:.) and
2685:juniper
2647:Georgia
2302:savanna
2109:weasels
1904:insects
1896:Hungary
1872:Varanus
1832:Georgia
1820:corvids
1644:corvids
1581:jerboas
1577:dormice
1521:Georgia
1435:Hungary
1388:rodents
1380:Hungary
1360:insects
1323:marshes
1307:Hungary
1277:. True
1239:meadows
1197:Habitat
1187:Germany
1183:Denmark
1155:Vietnam
1111:Gujarat
978:Gujarat
906:Armenia
902:Georgia
892:to the
886:Siberia
866:Ukraine
862:Moldova
858:Romania
838:Croatia
834:Hungary
822:Austria
777:gok gok
773:owk owk
767:centre.
668:remiges
483:ecology
461:). The
403:Eurasia
357:carrion
353:reptile
345:mammals
220:Savigny
177:Genus:
157:Order:
147:Class:
92: (
75: (
6729:Eagles
6670:588044
6592:175413
6496:EURING
6488:AQUIHE
6426:104034
5238:
5228:
5159:
4548:
4503:
3693:
3654:
3576:
3481:
3473:
3368:
3314:
3236:
2937:Serbia
2898:Greece
2882:wolves
2847:Status
2807:Turkey
2701:poplar
2664:Turkey
2595:merlin
2447:Russia
2439:Russia
2412:) and
2376:) and
2364:&
2278:steppe
2226:Aquila
2209:locust
2183:) and
2161:argali
2131:) and
2123:) and
2091:) and
1916:Jordan
1910:) and
1876:snakes
1866:) and
1850:) and
1798:where
1782:) and
1682:). In
1674:) and
1654:) and
1634:) and
1545:shrews
1503:Turkey
1477:, the
1299:plains
1279:desert
1243:steppe
1235:glades
1179:Sweden
1175:Poland
1171:Honshu
1163:Taiwan
1139:Yunnan
1127:Bhutan
1075:Europe
1038:Russia
1034:Arabia
1022:Kuwait
1014:Jordan
1002:Israel
942:Cyprus
938:Turkey
842:Serbia
663:Aquila
650:Clanga
644:Aquila
603:Aquila
594:Aquila
589:Aquila
566:Aquila
549:tarsus
528:Aquila
475:lumped
453:) and
419:Aquila
407:Africa
398:Aquila
369:steppe
365:plains
361:Aquila
340:Aquila
327:eagles
313:, the
311:Africa
262:
256:
250:
244:
222:, 1809
182:Aquila
6631:52410
6574:IRMNG
6514:96732
6470:eBird
6449:5W2DZ
6433:BOW:
5157:S2CID
4658:(PDF)
4641:(PDF)
4546:S2CID
4501:S2CID
3516:(PDF)
3505:(PDF)
3479:S2CID
2974:taiga
2861:India
2670:near
2658:. In
2362:voles
2318:India
2282:taiga
2081:Foxes
1772:India
1764:rails
1760:geese
1756:ducks
1716:India
1573:zokor
1569:voles
1549:moles
1427:hares
1396:voles
1394:and
1384:hares
1327:lakes
1211:taiga
1191:Italy
1167:Japan
1119:Bihar
1107:India
1099:Nepal
1067:Kenya
1063:Kenya
1055:Sudan
1046:China
1010:Yemen
996:. In
982:India
952:from
926:China
888:past
878:Volga
723:. In
523:eagle
467:Spain
349:birds
319:South
94:CITES
88:CITES
6683:6741
6652:OBIS
6626:NCBI
6600:IUCN
6587:ITIS
6566:5071
6535:GBIF
6501:2950
6483:EPPO
6421:BOLD
6400:8533
5236:PMID
4096:link
3691:ISBN
3652:ISBN
3574:ISBN
3471:PMID
3401:Ibis
3366:ISBN
3312:ISBN
3234:ISBN
3078:2021
3061:2019
2939:and
2904:and
2892:and
2818:and
2613:and
2330:coot
2285:bogs
2241:and
2055:and
1974:and
1962:and
1912:fish
1818:and
1664:duck
1648:rook
1594:and
1579:and
1567:and
1559:and
1547:and
1421:and
1410:and
1408:fish
1378:and
1362:and
1317:and
1305:and
1289:and
1285:and
1189:and
1153:and
1151:Laos
1044:and
1030:Iran
1026:Iraq
956:and
946:Iran
880:and
789:frog
725:Asia
647:and
545:tail
469:and
405:and
321:and
317:and
287:The
151:Aves
6644:269
6613:NBN
6548:IBC
6457:CMS
6444:CoL
6372:ADW
6311:on
6302:at
5226:PMC
5218:doi
5214:104
5149:doi
5145:110
5139:".
4967:UK.
4598:doi
4536:doi
4491:doi
3463:doi
3410:doi
3406:144
3065:doi
2709:oak
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2011:),
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1948:fox
1770:of
1742:),
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1429:or
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1101:to
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