African Swift vs Sooty Swift
Apus barbatus 对比 Cypseloides fumigatus
Side-by-Side Comparison
| 属性 | African Swift | Sooty Swift |
|---|---|---|
| 学名 | Apus barbatus | Cypseloides fumigatus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 34.2 cm (13.5 in) | 29.0 cm (11.4 in) |
| 体重 | 42.666666666666664 g (1.51 oz) | 41.666666666666664 g (1.47 oz) |
| 食性 | Completely aerial diet of small flying insects and spiders; never forages on the ground or … | Catches aerial plankton — tiny midges, gnats, and ballooning spiders — continuously during soaring flight. |
| 产卵数 | 1-2 | 1 |
| 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.
Sooty Swift
Soft twittering 'tsit-tsit'; thin, buzzy notes in flight; calls over Neotropical waterfalls and gorges; quiet, raspy trill; rarely as vocal as larger swift species
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.
Sooty Swift
Found in the Guiana Shield and Amazon Basin in Brazil, Venezuela, and the Guianas. Nomadic; associated with rocky outcrops and waterfalls.
保护状况
African Swift
Sooty 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.
Sooty Swift
Uniformly dark sooty-brown plumage throughout; no contrasting pale markings anywhere; slightly paler brownish-grey on throat; large and uniform; South American species whose entirely dark coloration recalls blackish swiftlets but much …
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。
Sooty Swift
烟色雨燕栖息于南美洲热带地区，具有煤烟色暗色羽毛。