Pallid Swift vs Malagasy Palm Swift
Apus pallidus 비교 대상 Cypsiurus gracilis
Side-by-Side Comparison
| 속성 | Pallid Swift | Malagasy Palm Swift |
|---|---|---|
| 학명 | Apus pallidus | Cypsiurus gracilis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 33.4 cm (13.1 in) | 24.8 cm (9.8 in) |
| 체중 | 42.25 g (1.49 oz) | 12.0 g (0.42 oz) |
| 식성 | Aerial insectivore foraging continuously in flight, taking tiny flies, beetles, and ballooning spiders. | Obligate aerial forager catching small flies, aphids, winged termites, and airborne spiders on the wing. |
| 산란 수 | 1-4 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Pallid Swift
Melodic, rolling trill with rich timbre; sustained musical phrase with slight variations on repeated delivery at dusk.
Malagasy Palm Swift
Sharp, emphatic chip followed by buzzy rattle; staccato delivery with rising inflection at end of each phrase sequence.
Geographic Range & Migration
Pallid Swift
Breeds in the Mediterranean and North Africa east to Pakistan. Migratory; winters in sub-Saharan Africa from Senegal to Ethiopia.
Malagasy Palm Swift
Found in Madagascar and the Comoro Islands. Resident in open areas with palms and forest edge across Madagascar.
보전 상태
Pallid Swift
Malagasy Palm Swift
How to Tell Them Apart
Pallid Swift
Medium-large; pale brownish-grey overall, distinctly paler than Common Swift; larger pale throat patch; wing coverts show pale scaly edges; Mediterranean and Middle Eastern species; pale sandy-brown tone separates it from …
Malagasy Palm Swift
Slender; pale grey-brown overall; underparts slightly paler; long deeply forked tail; Malagasy endemic; very similar to African Palm Swift in uniform pale brown coloration but slightly smaller and confined to …
About These Birds
Pallid Swift
창백한 칼새는 지중해와 중동, 아시아 중부에서 번식하고 아프리카에서 월동합니다. 연한 갈색 깃털과 목의 연한 색이 특징이며, 절벽과 건물에서 번식합니다.
Malagasy Palm Swift
15–16 cm의 가는 칼새로 마다가스카르 고유종. 깊이 갈라진 꼬리를 가진 어두운 갈색 깃털. 아프리카 야자 칼새와 근연. 개방 지역·도시·삼림 가장자리 위를 날며 채이며 먹이를 구하는 공중 곤충식성. 둥지 튼다 라베낼라 등 야자나무와 연관.