Whitehead's Swiftlet vs African Swift
Aerodramus whiteheadi 비교 대상 Apus barbatus
Side-by-Side Comparison
| 속성 | Whitehead's Swiftlet | African Swift |
|---|---|---|
| 학명 | Aerodramus whiteheadi | Apus barbatus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Data Deficient | Least Concern |
| 체장 | — | — |
| 날개 폭 | 27.2 cm (10.7 in) | 34.2 cm (13.5 in) |
| 체중 | 14.0 g (0.49 oz) | 42.666666666666664 g (1.51 oz) |
| 식성 | Aerial plankton feeder taking tiny midges, fungus gnats, and ballooning spiders in rapid coursing flights. | Completely aerial diet of small flying insects and spiders; never forages on the ground or … |
| 산란 수 | -- | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Whitehead's Swiftlet
Thin twittering; 'chip-chip' calls over Borneo highlands; echolocation clicks in cave roosts; data deficient; calls poorly documented from remote Bornean montane habitat
African Swift
Sharp, piercing screech followed by rapid chatter; intense series of notes escalating in speed and volume before fading.
Geographic Range & Migration
Whitehead's Swiftlet
Endemic to the highlands of Borneo at 800–3,000 m. Resident in montane forest on Mount Kinabalu and the Crocker Range.
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.
보전 상태
Whitehead's Swiftlet
African Swift
How to Tell Them Apart
Whitehead's Swiftlet
Small; dark brownish-grey upperparts; pale buff-grey rump band; underparts pale grey-white; forked tail; Philippine endemic from Luzon; data-deficient species differing from Philippine Swiftlet mainly in habitat preference and island range.
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.
About These Birds
Whitehead's Swiftlet
필리핀 루손 북부 산지에 고유하게 서식하는 작은 칼새류(11~12cm). 연한 허리 반점이 있는 어두운 깃털. 공중 식충성이다.
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.