African Swift vs Blyth's Swift
Apus barbatus 비교 대상 Apus leuconyx
Side-by-Side Comparison
| 속성 | African Swift | Blyth's Swift |
|---|---|---|
| 학명 | Apus barbatus | Apus leuconyx |
| 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 … | Obligate aerial insectivore; takes small flies, beetles, and aerial spiders in swooping fast-flight passes. |
| 산란 수 | 1-2 | 2-3 |
| 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.
Blyth's Swift
Loud, piercing screech with shrill metallic quality; powerful prolonged calls audible from considerable distances in open sky.
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.
Blyth's Swift
Found from Central Asia and the Himalayas east to China and southeastern Russia. Migratory; winters in South and Southeast Asia.
보전 상태
African Swift
Blyth'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.
Blyth's Swift
Dark blackish-brown upperparts; white rump patch; white throat; underparts dark brown; deeply forked tail; recently described species closely related to Pacific Swift; separation based on molecular and biometric characters.
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.
Blyth's Swift
흰 발톱 칼새는 아시아 중부의 고산 지대에 서식합니다. 히말라야와 중앙아시아 산맥에서 번식하며, 암벽과 절벽에 집을 짓습니다.