African Swift vs Drab Swiftlet
Apus barbatus 对比 Collocalia neglecta
Side-by-Side Comparison
| 属性 | African Swift | Drab Swiftlet |
|---|---|---|
| 学名 | Apus barbatus | Collocalia neglecta |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 34.2 cm (13.5 in) | — |
| 体重 | 42.666666666666664 g (1.51 oz) | 5.9 g (0.21 oz) |
| 食性 | Completely aerial diet of small flying insects and spiders; never forages on the ground or … | Entirely airborne insectivore; feeds on minute flying insects and web-dispersing spiders over open habitats. |
| 产卵数 | 1-2 | 1-2 |
| 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.
Drab Swiftlet
High, thin twittering; 'tsit-tsit' in flight; echolocation clicks inside cave roosts; small size and unremarkable plumage matched by simple, thin high-pitched calls
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.
Drab Swiftlet
Found on the Andaman and Nicobar Islands and Simeuluë Island off Sumatra. Resident in coastal and lowland habitats. Sedentary.
保护状况
African Swift
Drab Swiftlet
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.
Drab Swiftlet
Tiny; dull brownish-grey upperparts with little or no gloss; whitish-buff rump band; pale greyish-buff underparts; forked tail; as the name implies, lacks the iridescent gloss of most Collocalia swiftlets; island …
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。
Drab Swiftlet
暗色金丝燕(Collocalia neglecta)是一种体长10厘米的小型金丝燕，分布于菲律宾、苏拉威西和马鲁古群岛。深灰褐色羽毛，光泽度低于近似种。空中捕食昆虫，在洞穴和岩缝中筑巢。