African Swift vs Black Swift
Apus barbatus 비교 대상 Cypseloides niger
Side-by-Side Comparison
| 속성 | African Swift | Black Swift |
|---|---|---|
| 학명 | Apus barbatus | Cypseloides niger |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Vulnerable |
| 체장 | — | — |
| 날개 폭 | 34.2 cm (13.5 in) | 29.9 cm (11.8 in) |
| 체중 | 42.666666666666664 g (1.51 oz) | 41.55 g (1.47 oz) |
| 식성 | Completely aerial diet of small flying insects and spiders; never forages on the ground or … | Exclusively aerial diet; consumes tiny flying insects and spiders, sometimes following insect swarms for km. |
| 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.
Black Swift
Soft, buzzy chittering 'spee-spee'; thin twittering over mountain waterfalls; higher and softer than Common Swift; small flocks call weakly over nesting cliffs
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.
Black Swift
Breeds in western North America from Alaska south to California and the Caribbean. Migrates to winter in Mexico and Central America.
보전 상태
African Swift
Black 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.
Black Swift
Entirely black with slight glossy sheen; faint pale scaling on forehead and chin in fresh plumage; broad-winged and large-bodied; slightly forked tail; sexes alike; North American cliff-nesting swift with wholly …
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.
Black Swift
15–18 cm(날개 길이 38 cm)의 대형 칼새로 전체 어두운 깃털과 약간 갈라진 꼬리를 가진다. 서부 북아메리카와 카리브 해의 해안 절벽과 폭포 뒤에서 번식한다. 산과 계곡 위 높은 곳에서 채이며 먹이를 구하는 공중 곤충식성. 남아메리카에서 월동하는 장거리 이동철새.