Little Swift vs Alpine Swift
Apus affinis 비교 대상 Tachymarptis melba
Side-by-Side Comparison
| 속성 | Little Swift | Alpine Swift |
|---|---|---|
| 학명 | Apus affinis | Tachymarptis melba |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 25.3 cm (10.0 in) | 43.9 cm (17.3 in) |
| 체중 | 25.0 g (0.88 oz) | 97.5 g (3.44 oz) |
| 식성 | Exclusively aerial diet; consumes tiny flying insects and spiders, sometimes following insect swarms for km. | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … |
| 산란 수 | 1-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Little Swift
Harsh, crackling chatter with emphatic rhythm; series of rough notes delivered at pace with occasional sharp screech.
Alpine Swift
Rapid series of short, clipped whistles; bright, clean notes delivered in quick succession with occasional doubled phrase.
Geographic Range & Migration
Little Swift
Found across Africa and Asia from Senegal east to India and Sri Lanka, and southeast to Southeast Asia. Common in urban areas and open country.
Alpine Swift
Breeds from southern Europe and North Africa east through Central Asia and the Himalayas to India. Migratory; winters in sub-Saharan Africa.
보전 상태
Little Swift
Alpine Swift
How to Tell Them Apart
Little Swift
Small; dark sooty-brown; large white rump patch; white throat; underparts dark; square-ended tail; widespread from Africa to Asia; the large square white rump patch and square tail distinguish it from …
Alpine Swift
Large; dark brown upperparts; white throat patch separated from white belly by dark brown breast band; brown flanks; bold tricoloured underpart pattern; one of Europe's largest swifts with distinctive white …
About These Birds
Little Swift
소형 칼새 또는 집 칼새는 남아시아와 동남아시아, 아프리카에 걸쳐 넓게 분포합니다. 작은 체구와 흰 허리 패치가 특징이며, 인간 거주지 건물에 집을 짓는 도시 적응력이 뛰어납니다.
Alpine Swift
A large swift (20-22 cm, wingspan 54-60 cm) with a white belly and throat contrasting with dark brown upperparts. Found from southern Europe and Africa to Central Asia. Aerial insectivore, foraging at great heights. Nests on cliff faces in large colonies. Powerful, fast flier.