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The black-capped gnatcatcher is 10 to 12 cm (3.9 to 4.7 in) long and weighs 5 to 8 g (0.18 to 0.28 oz). Adults are blue-gray on the upperparts with white underparts. They have a long slender bill and a long black tail with mostly white outer feathers. Males in alternate (breeding)
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The black-capped gnatcatcher's breeding season spans from March to June, with the last fledging in July. The nest is a small cup constructed of twigs cemented with spider silk, lined with softer material, and placed on small branches of a low tree or shrub. The clutch size is four. Parasitism by
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and arid deciduous woodlands. In elevation it occurs mostly below 500 m (1,600 ft). The species is primarily non-migratory, though the northernmost birds might move south after breeding.
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has assessed the black-capped gnatcatcher as being of Least
Concern. However, "Both races restricted to ecoregions considered to be at serious risk due to agriculture and cattle grazing."
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plumage have a glossy black cap. The female's gray upperparts have less of a bluish tint but are otherwise similar to the non-breeding male. This species is very similar to the
482:), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA.
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like the diets of other gnatcatchers. They forage actively in trees or shrubs, gleaning foliage and sometimes sallying to catch insects.
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south to northern
Sinaloa. It has occasionally nested just across the U.S. border in the
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The black-capped gnatcatcher's diet has not been documented. It is assumed to be
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The nominate black-capped gnatcatcher is found in western Mexico from central
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Atwood, J. L. and S. B. Lerman (2020). Black-capped
Gnatcatcher (
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The black-capped gnatcatcher's song is complex and rambling
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The black-capped gnatcatcher has at times been treated as
367:. It also has a "mewing" call that is sometimes repeated
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Gill, F.; Donsker, D.; Rasmussen, P. (January 2021).
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298:is found mostly in western Mexico from eastern
253:). Two subspecies are recognized, the nominate
815:Native birds of the Southwestern United States
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500:Black-capped Gnatcatcher photo gallery
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825:Taxa named by Spencer Fullerton Baird
484:https://doi.org/10.2173/bow.bkcgna.01
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314:corridors. To the south it inhabits
800:IUCN Red List least concern species
416:IUCN Red List of Threatened Species
249:with the white-lored gnatcatcher (
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810:Endemic birds of Western Mexico
446:"IOC World Bird List (v 11.1)"
255:Polioptila nigriceps nigriceps
1:
841:
407:"Black-capped Gnatcatcher
352:) has been observered in
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77:Scientific classification
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26:Black-capped gnatcatcher
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647:black-capped-gnatcatcher
282:Distribution and habitat
272:black-tailed gnatcatcher
241:Taxonomy and systematics
213:black-capped gnatcatcher
820:Birds described in 1864
403:BirdLife International
486:retrieved 29 May 2021
346:brown-headed cowbirds
306:area of southernmost
777:Polioptila-nigriceps
550:Polioptila nigriceps
520:Polioptila nigriceps
480:Polioptila nigriceps
409:Polioptila nigriceps
251:Polioptila albiloris
218:Polioptila nigriceps
186:Polioptila nigriceps
304:Madrean sky islands
47:Conservation status
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759:Open Tree of Life
512:Taxon identifiers
229:. It is found in
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168:P. nigriceps
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449:. Retrieved
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733:Neotropical
707:NatureServe
655:iNaturalist
544:Wikispecies
316:thorn scrub
276:P. melanura
265:Description
247:conspecific
805:Polioptila
794:Categories
772:Xeno-canto
451:14 January
386:References
333:arthropods
155:Polioptila
290:south to
162:Species:
100:Kingdom:
94:Eukaryota
712:2.101513
699:22711594
673:10586902
588:22711594
583:BirdLife
529:Wikidata
405:(2018).
339:Breeding
322:Behavior
312:riparian
233:and the
223:songbird
140:Family:
114:Chordata
110:Phylum:
104:Animalia
90:Domain:
67:IUCN 3.1
764:1019726
637:2487585
570:Avibase
535:Q841108
354:Jalisco
327:Feeding
308:Arizona
288:Sinaloa
150:Genus:
130:Order:
120:Class:
65: (
738:bkcgna
686:179863
644:GNAB:
619:EURING
611:bkcgna
598:bkcgna
563:blcagn
426:29 May
374:Status
300:Sonora
292:Colima
231:Mexico
195:, 1864
751:76589
725:66710
668:IRMNG
624:13200
606:eBird
595:BOW:
502:VIREO
193:Baird
40:Male
720:NCBI
694:IUCN
681:ITIS
660:7491
632:GBIF
453:2021
428:2021
421:2018
380:IUCN
378:The
257:and
211:The
124:Aves
559:ABA
278:).
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
