Vaux's Swift
Chaetura vauxi
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Sobre
Andorinhão-de-Vaux (Chaetura vauxi), 10–11 cm. O menor andorinhão da América do Norte. Plumagem escura com uropígio e garganta mais claros, partes inferiores acinzentadas. Nidifica em árvores ocas e chaminés no oeste da América do Norte. Migra para a América Central e do Sul no inverno. Captura insetos em voo.
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| Envergadura | 22,3 cm | 8.8 in |
| Peso | 18,033333333333335 g | 0.64 oz |
Identificação
Plumagem
Small; dark sooty-brown upperparts; pale grey rump slightly paler than back; underparts pale greyish-brown; short spiny tail; smaller and paler-bellied than Chimney Swift; Pacific coast North American species with subtly contrasting rump.
Habitat & Range
Distribuição geográfica
Breeds in western North America from Alaska south to Central America. Migrates to winter in Venezuela and northwestern South America.
Diet & Feeding
Exclusively aerial insectivore catching small flying insects and spiders drifting in aerial plankton at altitude.
Estado de conservação
Comportamento e reprodução
Nidificação
Nest type: CV,HC. Incubation: 19 days. Fledging: 20-30 days.
Tamanho da postura
1-7
Som
Canto
Soft, high sibilant whisper followed by ticking notes; delicate trill barely audible beyond immediate roosting vicinity.
Taxonomia
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| Ordem | Caprimulgiformes (Nightjars & Swifts) |
| Família | Apodidae (Swifts) |
| Genus | Chaetura |
| Espécies | Chaetura vauxi |
Distribution
Vaux's Swift has been recorded in 2 countries.
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External Databases
Perguntas frequentes
What does the Vaux's Swift eat?
Where does the Vaux's Swift live?
Is the Vaux's Swift endangered?
How does the Vaux's Swift nest?
What does the Vaux's Swift sound like?
How big is the Vaux's Swift?
What order and family does the Vaux's Swift belong to?
Similar Birds
Other species in the Apodidae family