African Swift vs Cook's Swift
Apus barbatus 비교 대상 Apus cooki
Side-by-Side Comparison
| 속성 | African Swift | Cook's Swift |
|---|---|---|
| 학명 | Apus barbatus | Apus cooki |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 34.2 cm (13.5 in) | — |
| 체중 | 42.666666666666664 g (1.51 oz) | 42.949999999999996 g (1.52 oz) |
| 식성 | 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. |
| 산란 수 | 1-2 | -- |
| Population Trend | — | — |
Song & Call Comparison
African Swift
Sharp, piercing screech followed by rapid chatter; intense series of notes escalating in speed and volume before fading.
Cook's Swift
Bright, flute-like series of liquid notes; clear melodic phrase ascending slightly then resolving on a sustained pure tone.
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.
Cook's Swift
Found from southern Thailand through the Thai-Malay Peninsula to Sumatra, Borneo, and adjacent islands. Resident in lowland forest.
보전 상태
African Swift
Cook's 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.
Cook's Swift
Dark sooty-brown upperparts; white rump patch; pale white throat; dark underparts; deeply forked tail; recently split taxon from Pacific Swift complex; plumage essentially identical to close relatives, distinguished primarily by …
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.
Cook's Swift
쿡 칼새는 동남아시아와 남아시아 일부 지역에 서식하는 소형 칼새입니다. 흰 목과 작은 체구가 특징이며, 집 칼새와 유사하지만 분포 범위와 생태가 다릅니다.