African Swift vs Asian Palm Swift
Apus barbatus 比較対象 Cypsiurus balasiensis
Side-by-Side Comparison
| 属性 | African Swift | Asian Palm Swift |
|---|---|---|
| 学名 | Apus barbatus | Cypsiurus balasiensis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 34.2 cm (13.5 in) | 22.9 cm (9.0 in) |
| 体重 | 42.666666666666664 g (1.51 oz) | 8.833333333333334 g (0.31 oz) |
| 食性 | Completely aerial diet of small flying insects and spiders; never forages on the ground or … | Feeds on aerial plankton of tiny insects and spiders; entire diet captured during non-stop aerial … |
| 一腹卵数 | 1-2 | 1-3 |
| 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.
Asian Palm Swift
High, wavering whistle with slightly nasal quality; gently pulsed notes trembling upward, characteristic of evening flight 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.
Asian Palm Swift
Found from India and Sri Lanka east through Southeast Asia to the Philippines and Indonesia. Common resident in open areas near palms.
保全状況
African Swift
Asian Palm 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.
Asian Palm Swift
Very slender; pale greyish-brown overall; paler below; extremely long deeply forked tail; tiny for a swift; South and Southeast Asian palm-nesting species; uniform pale brownish-grey coloration similar to African relative …
About These Birds
African Swift
アフリカクロアマツバメはサハラ以南のアフリカに広く分布し、岩壁や建物の隙間に巣を作る。
Asian Palm Swift
A slender swift (13 cm) widespread across South and Southeast Asia from India to the Philippines and Indonesia. Dark brown plumage with a deeply forked tail. Aerial insectivore, closely associated with palm trees, nesting on the underside of palm leaves. Abundant in tropical lowlands.