African Swift vs Asian Palm Swift
Apus barbatus 비교 대상 Cypsiurus balasiensis
Side-by-Side Comparison
| 속성 | African Swift | Asian Palm Swift |
|---|---|---|
| 학명 | Apus barbatus | Cypsiurus balasiensis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 34.2 cm (13.5 in) | 22.9 cm (9.0 in) |
| 체중 | 42.666666666666664 g (1.51 oz) | 8.833333333333334 g (0.31 oz) |
| 식성 | 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 … |
| 산란 수 | 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.
보전 상태
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
아프리카 칼새는 사하라 이남 아프리카 전역에 분포하는 중간 크기의 칼새입니다. 검은 깃털과 흰 목이 특징이며, 절벽과 건물에서 집을 짓고 높은 곳에서 날아오르며 먹이를 잡습니다.
Asian Palm Swift
13 cm의 가는 칼새로 인도에서 필리핀·인도네시아까지 남아시아·동남아시아에 널리 분포. 깊이 갈라진 꼬리를 가진 어두운 갈색 깃털. 야자나무와 밀접하게 연관되어 야자잎 아래에 둥지를 튼다. 열대 저지에서 흔하다.