Lesser Antillean Swift vs Alpine Swift
Chaetura martinica comparado com Tachymarptis melba
Side-by-Side Comparison
| Atributo | Lesser Antillean Swift | Alpine Swift |
|---|---|---|
| Nome científico | Chaetura martinica | Tachymarptis melba |
| Ordem | Caprimulgiformes | Caprimulgiformes |
| Família | Apodidae | Apodidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 21,6 cm (8.5 in) | 43,9 cm (17.3 in) |
| Peso | 12,6 g (0.44 oz) | 97,5 g (3.44 oz) |
| Dieta | 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 … |
| Tamanho da postura | 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.
Estado de conservação
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
Andorinhão-das-Antilhas-Menores (Chaetura martinica), 11–12 cm. Plumagem escura com uropígio levemente mais pálido, partes inferiores cinzento-escuras. Endêmico das Antilhas Menores, onde habita florestas e áreas abertas. Captura insetos em voo. Frequentemente observado sobrevoando cidades e florestas.
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.