House Swift vs Pallid Swift
Apus nipalensis 비교 대상 Apus pallidus
Side-by-Side Comparison
| 속성 | House Swift | Pallid Swift |
|---|---|---|
| 학명 | Apus nipalensis | Apus pallidus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 26.0 cm (10.2 in) | 33.4 cm (13.1 in) |
| 체중 | 28.15 g (0.99 oz) | 42.25 g (1.49 oz) |
| 식성 | Obligate aerial forager catching small flies, aphids, winged termites, and airborne spiders on the wing. | Aerial insectivore foraging continuously in flight, taking tiny flies, beetles, and ballooning spiders. |
| 산란 수 | 1-5 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
House Swift
Soft, melodic warbling phrase with flowing quality; gentle notes weaving smoothly, typical of damp tropical forest mornings.
Pallid Swift
Melodic, rolling trill with rich timbre; sustained musical phrase with slight variations on repeated delivery at dusk.
Geographic Range & Migration
House Swift
Found from Afghanistan east through South and Southeast Asia to Japan and Indonesia. Common in urban areas and hill country up to 2,500 m.
Pallid Swift
Breeds in the Mediterranean and North Africa east to Pakistan. Migratory; winters in sub-Saharan Africa from Senegal to Ethiopia.
보전 상태
House Swift
Pallid Swift
How to Tell Them Apart
House Swift
Small; dark sooty-brown; white rump patch; white throat; underparts dark; square-ended tail; East and Southeast Asian colonial swift; closely resembles Little Swift but slightly larger and marginally different in rump …
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 …
About These Birds
House Swift
소형 집 칼새는 남아시아에서 동남아시아까지 넓게 분포합니다. 흰 허리 패치와 작은 체구가 특징이며, 인간 거주지 근처에서 집을 짓는 도시 적응력이 높습니다.
Pallid Swift
창백한 칼새는 지중해와 중동, 아시아 중부에서 번식하고 아프리카에서 월동합니다. 연한 갈색 깃털과 목의 연한 색이 특징이며, 절벽과 건물에서 번식합니다.