African Swift vs Chimney Swift
Apus barbatus 对比 Chaetura pelagica
Side-by-Side Comparison
| 属性 | African Swift | Chimney Swift |
|---|---|---|
| 学名 | Apus barbatus | Chaetura pelagica |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保护状况 | Least Concern | Vulnerable |
| 体长 | — | — |
| 翼展 | 34.2 cm (13.5 in) | 24.9 cm (9.8 in) |
| 体重 | 42.666666666666664 g (1.51 oz) | 22.666666666666668 g (0.80 oz) |
| 食性 | Completely aerial diet of small flying insects and spiders; never forages on the ground or … | Aerial forager on tiny insects and wind-dispersed spiders; forages near water surfaces where insects concentrate. |
| 产卵数 | 1-2 | 2-7 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
African Swift
Sharp, piercing screech followed by rapid chatter; intense series of notes escalating in speed and volume before fading.
Chimney Swift
Rapid, liquid twittering with bright cheerful quality; chi-chi-chi staccato notes carrying well across open sky at dusk.
Geographic Range & Migration
African Swift
Found across sub-Saharan Africa from Senegal east to Ethiopia and south to South Africa. One of Africa's most common swift species.
Chimney Swift
Breeds in eastern North America from Canada south to Texas. Long-distance migrant wintering in the upper Amazon basin of Peru and Brazil.
保护状况
African Swift
Chimney Swift
How to Tell Them Apart
African Swift
Dark sooty-brown throughout; pale throat patch whitish-grey; underparts slightly paler; broadly similar to Common Swift but slightly larger and marginally paler below; widespread Sub-Saharan African species.
Chimney Swift
Small; uniformly dark sooty-grey overall with slightly paler grey throat and chin; no contrasting rump patch; short spiny tail; sexes identical; North American chimney-nesting species famous for its swirling pre-roost …
About These Birds
African Swift
非洲黑雨燕广泛分布于撒哈拉以南非洲，在岩壁和建筑物缝隙中筑巢。
Chimney Swift
烟囱雨燕（约25克）几乎将整个生命都在空中度过，仅在繁殖时着地。繁殖于北美东部，越冬于南美洲。以空中飞虫为食。历史上在烟囱和空心树中筑巢。无危；但因烟囱封堵及昆虫减少，数量明显下降。