Antillean Palm Swift vs Alpine Swift
Tachornis phoenicobia 比較対象 Tachymarptis melba
Side-by-Side Comparison
| 属性 | Antillean Palm Swift | Alpine Swift |
|---|---|---|
| 学名 | Tachornis phoenicobia | Tachymarptis melba |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 20.4 cm (8.0 in) | 43.9 cm (17.3 in) |
| 体重 | 10.0 g (0.35 oz) | 97.5 g (3.44 oz) |
| 食性 | Feeds aerially on tiny insects and spiders, often following weather fronts where aerial plankton concentrates. | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … |
| 一腹卵数 | 2-5 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Antillean Palm Swift
Rapid, thin twittering with intermittent pauses; light chips strung loosely forming an airy, barely structured vocalisation.
Alpine Swift
Rapid series of short, clipped whistles; bright, clean notes delivered in quick succession with occasional doubled phrase.
Geographic Range & Migration
Antillean Palm Swift
Found in Cuba, Hispaniola, Jamaica, and Puerto Rico. Resident in open areas near palms; nests inside hanging palm fronds in the Caribbean.
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
Antillean Palm Swift
Alpine Swift
How to Tell Them Apart
Antillean Palm Swift
Tiny; dark brown-black upperparts; white rump contrasting with dark back; underparts white with dark breast band; dark brown flanks and sides; deeply forked tail; Caribbean endemic with striking white rump …
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
Antillean Palm Swift
A small swift (10-11 cm) endemic to the Greater Antilles (Cuba, Jamaica, Hispaniola). Dark plumage with a white rump. Long, deeply forked tail. Aerial insectivore, closely associated with royal palms (Roystonea), nesting inside hanging dead palm fronds.
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。