Plain Swift
Apus unicolor
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<birdfyi-bird slug="apus-unicolor"></birdfyi-bird>关于
单色雨燕在大西洋岛屿和非洲西北部繁殖，具有黑褐色羽毛。
Physical Description
| Measurement | Value | Imperial |
|---|---|---|
| 翼展 | 29.9 cm | 11.8 in |
| 体重 | 24.2 g | 0.85 oz |
识别
羽毛
Dark sooty-brown plumage; very faint pale chin; no distinct throat patch; entirely plain and uniform; smaller than Common Swift; Macaronesian endemic breeding in Canary Islands and Madeira; coloration slightly paler below than above.
Habitat & Range
分布范围
Breeds on the Azores, Madeira, and Canary Islands. Resident on these Macaronesian archipelagos. Closely related to Common Swift.
Diet & Feeding
Exclusively aerial insectivore catching small flying insects and spiders drifting in aerial plankton at altitude.
保护状况
行为与繁殖
筑巢
Nest type: SA,CV,CR. Incubation: 20 days. Fledging: 37-46 days.
产卵数
2
声音
鸣唱
Harsh, grating scream with descending inflection; loud raspy calls carrying urgency, often given during colony disturbance.
分类学
| Kingdom | Animalia |
| Phylum | Chordata |
| Class | Aves |
| 目 | Caprimulgiformes (Nightjars & Swifts) |
| 科 | Apodidae (Swifts) |
| Genus | Apus |
| 物种 | Apus unicolor |
Distribution
Plain Swift has been recorded in 2 countries.
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External Databases
常见问题
What does the Plain Swift eat?
Where does the Plain Swift live?
Is the Plain Swift endangered?
How does the Plain Swift nest?
What does the Plain Swift sound like?
How big is the Plain Swift?
What order and family does the Plain Swift belong to?
Similar Birds
Other species in the Apodidae family