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is variable; typically the head, breast, back and wing-coverts are blackish with pale streaks. The rest of the wing is grey with black wingtips and a white front edge. The tail is grey, the rump is white and the underparts are mostly white. The female is dark brown with buff streaking on the head and
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underparts. The rump is often whitish and the tail has dark bars. Young birds are dark brown with buff on the head and a pale patch on the underwing.
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It is 48 to 58 cm long with a wingspan of 113 to 137 cm; like most birds of prey, the female is usually larger than the male. The male's
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While hunting it flies low over the ground with the wings held in a shallow V-shape. Its prey includes small mammals, birds and frogs.
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342:. Large numbers of birds migrate along the Chinese coast with thousands passing through sites like
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apart from the Papuan harrier which is sedentary. The breeding range covers north-east China,
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It is usually silent but has a mewing call which is most often uttered at roost sites.
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380:. Four to seven eggs are laid which are incubated for 33 to 48 days. The young birds
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begins in April. The nest is made of sticks and built on the ground, usually in a
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307:). There is some overlap with western marsh harrier around Lake Baikal and
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229:) but is now usually classified as a separate species. It has two
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430:10.2305/IUCN.UK.2016-3.RLTS.T61709141A95177565.en
349:Its preferred habitat is open country including
472:A Field Guide to the Birds of South-East Asia
314:The wintering range includes southern China,
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463:John MacKinnon & Karen Phillipps (2000)
478:
48:
29:
20:
428:
412:The IUCN Red List of Threatened Species
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330:and Southeast Asia as far south as the
279:Eastern marsh harriers are generally
217:. It was previously considered to be
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790:IUCN Red List least concern species
465:A Field Guide to the Birds of China
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295:) with small numbers in northern
251:, perhaps a separate species) in
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401:BirdLife International (2016).
1:
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467:. Oxford University Press.
453:, Christopher Helm, London
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70:Scientific classification
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28:
23:
423:: e.T61709141A95177565.
275:Distribution and habitat
815:Birds described in 1847
474:. New Holland, London.
449:Mark A. Brazil (1991)
24:Eastern marsh harrier
800:Birds of prey of Asia
736:Paleobiology Database
384:after 35 to 40 days.
365:Diet and reproduction
223:western marsh harrier
197:eastern marsh harrier
470:Craig Robson (2002)
456:Roger Clarke (1995)
346:during the autumn.
40:Conservation status
805:Birds of Manchuria
451:The Birds of Japan
322:, southern Japan,
227:Circus aeruginosus
161:C. spilonotus
810:Birds of Mongolia
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776:
767:Circus-spilonotus
723:Open Tree of Life
598:circus-spilonotus
536:Circus_spilonotus
522:Circus spilonotus
492:Circus spilonotus
484:Taxon identifiers
460:, Hamlyn, London.
458:The Marsh Harrier
405:Circus spilonotus
311:has taken place.
243:C. s. spilothorax
209:belonging to the
202:Circus spilonotus
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179:Circus spilonotus
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291:(as far west as
235:C. s. spilonotus
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374:breeding season
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287:and south-east
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127:Accipitriformes
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16:Species of bird
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309:interbreeding
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170:Binomial name
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55:Least Concern
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434:. Retrieved
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355:paddy fields
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207:bird of prey
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137:Accipitridae
18:
645:iNaturalist
516:Wikispecies
332:Philippines
293:Lake Baikal
259:Description
237:in eastern
219:conspecific
784:Categories
762:Xeno-canto
436:14 January
388:References
328:Bangladesh
253:New Guinea
231:subspecies
359:grassland
351:marshland
281:migratory
221:with the
213:group of
155:Species:
93:Kingdom:
87:Eukaryota
749:Species+
689:61709141
663:10208846
624:45518723
562:61709141
557:BirdLife
507:Q1269372
501:Wikidata
344:Beidaihe
301:HokkaidÅ
285:Mongolia
215:harriers
133:Family:
107:Chordata
103:Phylum:
97:Animalia
83:Domain:
60:IUCN 3.1
637:5229180
611:eamhar1
572:eamhar1
544:Avibase
378:reedbed
340:Sumatra
289:Siberia
265:plumage
205:) is a
143:Genus:
123:Order:
113:Class:
58: (
741:370670
728:932845
702:214436
676:554219
650:979659
382:fledge
336:Borneo
316:Taiwan
305:Honshū
188:, 1847
148:Circus
754:11126
715:73181
658:IRMNG
606:eBird
569:BOW:
320:Korea
297:Japan
697:NCBI
684:IUCN
671:ITIS
632:GBIF
585:VG89
438:2018
421:IUCN
417:2016
372:The
357:and
338:and
241:and
239:Asia
195:The
186:Kaup
117:Aves
619:EoL
593:CMS
580:CoL
531:ADW
425:doi
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299:(
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199:(
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
