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274:. Weight in the species can vary from 115 to 225 g (4.1 to 7.9 oz) with a reported average weight of 175 g (6.2 oz). The adults are brown-black, glossed blue on the back, and have a white crescent on the nape. The tail is fairly squared off, but can be held in a minorly notched way when flying. The more widespread
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The nest is typically a shallow depression (made by the parents) in dry sand, usually lacking any materials or saliva, although they are apparently picky about the consistency of the soil used. The nests have usually been found in caves, with the nest located on ledges off the main chamber. Two white
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This is a gregarious species, with breeding colonies sometimes including up to 200 individuals. It has been observed roosting alongside several other species of swift as well. Breeding colonies often forage together to several miles away from the breeding site. It has a powerful, fast and direct
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is similar, sometimes measuring nearly as large. The white-collar, however, has a complete white collar (whereas the White-nape has no white on the underside) and has a strongly notched tail.
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The white-naped swift is huge for a swift, measuring 20.5–25 cm (8.1–9.8 in) long, being some 20% larger than its more common and much more widespread cousin, the
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and second-growth scrub. This swift is usually found at an elevation of 1,500 to 3,000 m (4,900 to 9,800 ft) and, much more rarely, down to sea level.
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This species is essentially a bird of wild highland landscapes, where it favors cliff faces, deep river gorges and high crags. Its main habitats are
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This swift is normally silent when seen solitary and noisy when encountered in a group. The call is described as
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flight, and will ascent thermals to great heights. White-naped swifts feeds in flight on a variety of flying
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309:. The call is delivered both while in flight and while perched on the walls of the nesting cave.
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may be slightly larger. This bird is found principally in western and central
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eggs are laid. The details of brooding behavior are not known.
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and one of the two largest species in the world. Only the
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377:by John B. Dunning Jr. (Editor). CRC Press (2008),
351:10.2305/IUCN.UK.2020-3.RLTS.T22686482A168007678.en
375:CRC Handbook of Avian Body Masses, 2nd Edition
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228:) is the largest representative of the
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749:Birds of the Sierra Madre Occidental
734:IUCN Red List least concern species
337:IUCN Red List of Threatened Species
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754:Birds of the Sierra Madre del Sur
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326:BirdLife International (2020).
1:
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644:Streptoprocne-semicollaris
465:Streptoprocne_semicollaris
451:Streptoprocne semicollaris
421:Streptoprocne semicollaris
330:Streptoprocne semicollaris
225:Streptoprocne semicollaris
192:Streptoprocne semicollaris
344:: e.T22686482A168007678.
248:, with one record on the
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70:Scientific classification
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393:Chantler and Driessens,
759:Birds described in 1859
744:Endemic birds of Mexico
656:Acanthylis semicollaris
276:white-collared swift
272:white-collared swift
174:S. semicollaris
40:Conservation status
263:forests, tropical
24:White-naped swift
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626:Open Tree of Life
413:Taxon identifiers
383:978-1-4200-6444-5
265:deciduous forests
238:purple needletail
220:white-naped swift
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16:Species of bird
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232:family in the
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739:Streptoprocne
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183:Binomial name
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161:Streptoprocne
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55:Least Concern
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355:. Retrieved
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600:Neotropical
548:iNaturalist
445:Wikispecies
357:11 November
294:and flying
140:Apodiformes
728:Categories
639:Xeno-canto
313:References
250:Guatemalan
671:Q63865514
234:New World
168:Species:
130:Strisores
93:Kingdom:
87:Eukaryota
698:11344296
665:Wikidata
592:22686482
566:10213579
491:22686482
486:BirdLife
436:Q1268366
430:Wikidata
252:border.
150:Apodidae
146:Family:
107:Chordata
103:Phylum:
97:Animalia
83:Domain:
60:IUCN 3.1
711:1149482
631:3595799
605:whnswi1
540:2477076
527:whnswi1
501:whnswi1
473:Avibase
288:beetles
284:insects
202:, 1859)
156:Genus:
136:Order:
113:Class:
58: (
579:554942
400:
395:Swifts
381:
246:Mexico
685:8KQKS
618:71681
561:IRMNG
522:eBird
514:52YVY
498:BOW:
230:swift
124:Clade
706:ITIS
693:GBIF
587:IUCN
574:ITIS
553:6596
535:GBIF
398:ISBN
379:ISBN
359:2021
342:2020
296:ants
292:bees
257:pine
242:Asia
218:The
117:Aves
680:CoL
509:CoL
460:ADW
346:doi
261:oak
240:of
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367:^
340:.
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385:.
361:.
348::
332:"
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259:-
222:(
198:(
62:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
