White-throated Needletail vs White-collared Swift
Hirundapus caudacutus 비교 대상 Streptoprocne zonaris
Side-by-Side Comparison
| 속성 | White-throated Needletail | White-collared Swift |
|---|---|---|
| 학명 | Hirundapus caudacutus | Streptoprocne zonaris |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Apodidae | Apodidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 41.2 cm (16.2 in) | 42.5 cm (16.7 in) |
| 체중 | 101.475 g (3.58 oz) | 106.45 g (3.75 oz) |
| 식성 | High-speed aerial insectivore catching small flying insects and aerial spiders during fast sustained flight. | Obligate aerial insectivore; gathers small flying insects, winged ants, and airborne spiders during flight. |
| 산란 수 | 2-7 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-throated Needletail
Powerful, loud churring rattle descending in pitch; deep resonant trill audible from great distance, forceful and sustained.
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
White-throated Needletail
Breeds in Siberia, China, Japan, and the Himalayas. Long-distance migrant wintering in Australasia and Southeast Asia. Breeds in forests and cliffs.
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
White-throated Needletail
White-collared Swift
How to Tell Them Apart
White-throated Needletail
Large; dark blackish-brown upperparts with metallic green gloss; white throat and undertail coverts; pale white back saddle between wings; short spiny tail; one of the world's fastest birds; white throat …
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
White-throated Needletail
흰등침꼬리칼새(Hirundapus caudacutus)는 강력하고 빠른 비행을 하는 19–20cm, 날개 길이 50–55cm의 대형 침꼬리 칼새다. 갈색 깃털에 흰 목과 아랫배를 지닌다.
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.