Malagasy Palm Swift vs White-collared Swift
Cypsiurus gracilis 비교 대상 Streptoprocne zonaris
Side-by-Side Comparison
| 속성 | Malagasy Palm Swift | White-collared Swift |
|---|---|---|
| 학명 | Cypsiurus gracilis | Streptoprocne zonaris |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 24.8 cm (9.8 in) | 42.5 cm (16.7 in) |
| 체중 | 12.0 g (0.42 oz) | 106.45 g (3.75 oz) |
| 식성 | Obligate aerial forager catching small flies, aphids, winged termites, and airborne spiders on the wing. | Obligate aerial insectivore; gathers small flying insects, winged ants, and airborne spiders during flight. |
| 산란 수 | 1-3 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Malagasy Palm Swift
Sharp, emphatic chip followed by buzzy rattle; staccato delivery with rising inflection at end of each phrase sequence.
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
Malagasy Palm Swift
Found in Madagascar and the Comoro Islands. Resident in open areas with palms and forest edge across Madagascar.
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.
보전 상태
Malagasy Palm Swift
White-collared Swift
How to Tell Them Apart
Malagasy Palm Swift
Slender; pale grey-brown overall; underparts slightly paler; long deeply forked tail; Malagasy endemic; very similar to African Palm Swift in uniform pale brown coloration but slightly smaller and confined 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
Malagasy Palm Swift
15–16 cm의 가는 칼새로 마다가스카르 고유종. 깊이 갈라진 꼬리를 가진 어두운 갈색 깃털. 아프리카 야자 칼새와 근연. 개방 지역·도시·삼림 가장자리 위를 날며 채이며 먹이를 구하는 공중 곤충식성. 둥지 튼다 라베낼라 등 야자나무와 연관.
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.