African Swift vs Rothschild's Swift
Apus barbatus 비교 대상 Cypseloides rothschildi
Side-by-Side Comparison
| 속성 | African Swift | Rothschild's Swift |
|---|---|---|
| 학명 | Apus barbatus | Cypseloides rothschildi |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 34.2 cm (13.5 in) | 30.6 cm (12.0 in) |
| 체중 | 42.666666666666664 g (1.51 oz) | 43.0 g (1.52 oz) |
| 식성 | Completely aerial diet of small flying insects and spiders; never forages on the ground or … | Aerial insectivore feeding on swarms of small flies, winged ants, and tiny beetles during sustained … |
| 산란 수 | 1-2 | -- |
| 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.
Rothschild's Swift
Thin, buzzy twittering in flight; soft 'tsee-tsee' contact notes; calls over Andean waterfalls; quiet and unobtrusive vocally; high-pitched but weak; rarely heard
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.
Rothschild's Swift
Found in the Andes of northwestern Argentina and adjacent Bolivia at 1,500–3,000 m. Very poorly known; nests near waterfalls in humid forest.
보전 상태
African Swift
Rothschild'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.
Rothschild's Swift
Blackish-brown overall with subtle pale scaling on throat and forehead; underparts slightly paler brownish; no contrasting white markings; robust-bodied Andean swift distinguished from Sooty Swift by faint pale throat scaling.
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.
Rothschild's Swift
15–16 cm의 중형 칼새로 아르헨티나 북서부·볼리비아 남부의 1,000–3,000m 고도 산지림에 서식. 어두운 그을린 깃털. 삼림 계곡 위를 날며 먹이를 구하는 공중 곤충식성. 폭포 뒤에 둥지를 튼다. 드물고 국지적; 월터 로스차일드의 이름을 따서 명명.