Lesser Antillean Swift vs Alpine Swift
Chaetura martinica 比較対象 Tachymarptis melba
Side-by-Side Comparison
| 属性 | Lesser Antillean Swift | Alpine Swift |
|---|---|---|
| 学名 | Chaetura martinica | Tachymarptis melba |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 21.6 cm (8.5 in) | 43.9 cm (17.3 in) |
| 体重 | 12.6 g (0.44 oz) | 97.5 g (3.44 oz) |
| 食性 | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … |
| 一腹卵数 | 3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Lesser Antillean Swift
Sharp, high-pitched squeaking in rapid succession; excited twittering with melodic inflection rising near breeding colony.
Alpine Swift
Rapid series of short, clipped whistles; bright, clean notes delivered in quick succession with occasional doubled phrase.
Geographic Range & Migration
Lesser Antillean Swift
Found in the Lesser Antilles from Guadeloupe and Dominica south to St. Vincent and Grenada. Resident in forest and open areas.
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
Lesser Antillean Swift
Alpine Swift
How to Tell Them Apart
Lesser Antillean Swift
Small; dark sooty-brown overall; pale grey-brown rump slightly paler than back; underparts grey-brown; short spiny tail; Lesser Antilles endemic; very similar to Chapman's Swift but smaller and island-restricted with subtly …
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
Lesser Antillean Swift
カリブ海小アンティル諸島固有の小型アマツバメ（11 cm）。灰色の腰を持つ暗い羽衣。棘状の尾。有林山地と火山峰上を飛翔する空中昆虫食性。
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。