Madagascar Swift vs White-collared Swift
Apus balstoni comparado com Streptoprocne zonaris
Side-by-Side Comparison
| Atributo | Madagascar Swift | White-collared Swift |
|---|---|---|
| Nome científico | Apus balstoni | Streptoprocne zonaris |
| Ordem | Caprimulgiformes | Caprimulgiformes |
| Família | Apodidae | Apodidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 32,2 cm (12.7 in) | 42,5 cm (16.7 in) |
| Peso | 46,125 g (1.63 oz) | 106,45 g (3.75 oz) |
| Dieta | Feeds exclusively on aerial plankton — tiny flies, aphids, and spiders — captured in continuous … | Obligate aerial insectivore; gathers small flying insects, winged ants, and airborne spiders during flight. |
| Tamanho da postura | 1-2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Madagascar Swift
Soft twittering with delicate clicking elements; light, airy notes tumbling quickly in loose sequence near water sources.
White-collared Swift
Loud, screaming 'shreee-shreee'; powerful screeching trill; calls from large flocks over mountains; very audible; one of the loudest Neotropical swifts; alarm a harsh rattle
Geographic Range & Migration
Madagascar Swift
Found in Madagascar and the Comoro Islands. Resident in open habitats including savanna, coastal areas, and highland grassland.
White-collared Swift
Found from Mexico south through Central America to South America east of the Andes, reaching Bolivia and southern Brazil. Often in large flocks.
Estado de conservação
Madagascar Swift
White-collared Swift
How to Tell Them Apart
Madagascar Swift
Dark sooty-brown overall; pale whitish throat patch; underparts slightly paler brown; moderately forked tail; Malagasy endemic; one of the heavier island Apus swifts; closely resembles African Swift but restricted to …
White-collared Swift
Large; glossy blue-black plumage with bold broad white collar encircling entire neck; collar clean and complete; underparts black; large slightly forked tail; among the most recognisable Neotropical swifts due to …
About These Birds
Madagascar Swift
A medium-sized swift (15-16 cm) found across Madagascar and the Comoro Islands. Dark plumage. Aerial insectivore, foraging over forests and open areas. Closely related to African Swift. Resident population. Limited published ecological data compared to continental relatives.
White-collared Swift
A very large swift (20-22 cm, wingspan 45-55 cm) with a bold white collar band, the largest New World swift. Found from Mexico to southern Brazil and the Caribbean. Aerial insectivore, foraging in large, noisy flocks over forests and cities. Nests behind waterfalls and in caves.