African Swift vs Spot-fronted Swift
Apus barbatus 비교 대상 Cypseloides cherriei
Side-by-Side Comparison
| 속성 | African Swift | Spot-fronted Swift |
|---|---|---|
| 학명 | Apus barbatus | Cypseloides cherriei |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 34.2 cm (13.5 in) | 25.0 cm (9.8 in) |
| 체중 | 42.666666666666664 g (1.51 oz) | 22.725 g (0.80 oz) |
| 식성 | Completely aerial diet of small flying insects and spiders; never forages on the ground or … | Feeds aerially on tiny insects and spiders, often following weather fronts where aerial plankton concentrates. |
| 산란 수 | 1-2 | 1 |
| 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.
Spot-fronted Swift
Soft 'chip-chip' notes; thin, quiet twittering in flight; calls over Colombian waterfalls and mountain streams; high-pitched weak trills; rarely vocal away from breeding
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.
Spot-fronted Swift
Found in disjunct montane populations from Costa Rica and Venezuela south to Ecuador. Rare; associated with waterfalls at 600–2,000 m elevation.
보전 상태
African Swift
Spot-fronted 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.
Spot-fronted Swift
Sooty-black overall with distinctive white-spotted forehead; throat shows pale grey-white scaling; no other markings; dark uniform body contrasts with the unique white-spotted loral and frontal spots that name the species.
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.
Spot-fronted Swift
13–14 cm의 중형 어두운 칼새로 코스타리카·서부 파나마의 산지림에 서식. 흰 눈 앞 반점이 있는 그을린 흑색 깃털. 삼림 계곡과 산등성이 위 높은 곳에서 채이며 먹이를 구하는 공중 곤충식성. 희귀하고 잘 알려지지 않음; 준위협으로 분류.