Common Swift vs Alpine Swift
Apus apus 比較対象 Tachymarptis melba
Side-by-Side Comparison
| 属性 | Common Swift | Alpine Swift |
|---|---|---|
| 学名 | Apus apus | Tachymarptis melba |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 32.3 cm (12.7 in) | 43.9 cm (17.3 in) |
| 体重 | 41.5 g (1.46 oz) | 97.5 g (3.44 oz) |
| 食性 | Aerial forager on tiny insects and wind-dispersed spiders; forages near water surfaces where insects concentrate. | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … |
| 一腹卵数 | 1-4 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Common Swift
Crisp, two-noted call: quick sharp chip followed by descending whistle; distinctive pattern repeated at measured intervals.
Alpine Swift
Rapid series of short, clipped whistles; bright, clean notes delivered in quick succession with occasional doubled phrase.
Geographic Range & Migration
Common Swift
Breeds across Europe and Asia from the British Isles east to Siberia and China. Long-distance migrant wintering in sub-Saharan Africa.
Alpine Swift
Breeds from southern Europe and North Africa east through Central Asia and the Himalayas to India. Migratory; winters in sub-Saharan Africa.
保全状況
Common Swift
Alpine Swift
How to Tell Them Apart
Common Swift
Uniformly blackish-brown above and below; pale whitish throat patch; slightly forked tail; no other pale markings; sexes identical; the archetypal swift shape with scythe-like wings; widespread Palearctic breeder and Sub-Saharan …
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
Common Swift
ヨーロッパアマツバメはユーラシア大陸に広く繁殖し、ほぼ一生を空中で過ごすことで知られる鳥である。
Alpine Swift
アルプスアマツバメはヨーロッパの山岳地帯と岩壁に繁殖し、白い腹と大きな体が特徴的な長距離渡り鳥である。