White-throated Swift
Aeronautes saxatalis
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关于
一种中型雨燕（体长15-17厘米），体羽黑白相间，是北美雨燕中独具一格的物种。属雨燕科（Apodidae），分布于北美西部山地，被称为"白腰雨燕"，在悬崖峭壁上繁殖。
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼展 | 28.1 cm | 11.1 in |
| 体重 | 34.03 g | 1.20 oz |
识别
羽毛
Black upperparts; bold white throat and white flanks extending to white central underparts; black sides of breast and belly create striking tricoloured pattern; white lateral tail spots; Western North American cliff-nesting swift.
Habitat & Range
分布范围
Found in western North America from British Columbia south through the Rocky Mountains to Central America. Partially migratory northward.
Diet & Feeding
Aerial insectivore relying entirely on flying insects (midges, gnats, small beetles) and airborne spiders.
保护状况
行为与繁殖
筑巢
Nest type: CP,O. Incubation: 20-27 days. Fledging: 40-46 days.
产卵数
3-6
声音
鸣唱
Sharp, whistled notes alternating with buzzy trills; crisp di-di-dit pattern repeated rhythmically during swift soaring flights.
分类学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Caprimulgiformes (Nightjars & Swifts) |
| 科 | Apodidae (Swifts) |
| Genus | Aeronautes |
| 物种 | Aeronautes saxatalis |
Distribution
White-throated Swift has been recorded in 1 countries.
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External Databases
常见问题
What does the White-throated Swift eat?
Where does the White-throated Swift live?
Is the White-throated Swift endangered?
How does the White-throated Swift nest?
What does the White-throated Swift sound like?
How big is the White-throated Swift?
What order and family does the White-throated Swift belong to?
Similar Birds
Other species in the Apodidae family