White-throated Needletail vs Chestnut-collared Swift
Hirundapus caudacutus 比較対象 Streptoprocne rutila
Side-by-Side Comparison
| 属性 | White-throated Needletail | Chestnut-collared Swift |
|---|---|---|
| 学名 | Hirundapus caudacutus | Streptoprocne rutila |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 41.2 cm (16.2 in) | 26.0 cm (10.2 in) |
| 体重 | 101.475 g (3.58 oz) | 21.8 g (0.77 oz) |
| 食性 | High-speed aerial insectivore catching small flying insects and aerial spiders during fast sustained flight. | Entirely airborne feeder on tiny flies, gnats, and airborne arachnids; one of the most aerial … |
| 一腹卵数 | 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.
Chestnut-collared Swift
High, screaming trill; rapid 'scree-scree' in flight; shrill and penetrating; calls over Neotropical mountains and canyon edges; alarm a rapid screeching chatter
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.
Chestnut-collared Swift
Found from Mexico and the Caribbean south through Central America and South America to Argentina. Resident in highlands near mountain cliffs.
保全状況
White-throated Needletail
Chestnut-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 …
Chestnut-collared Swift
Dark blackish-brown body with diagnostic rich chestnut collar encircling entire neck; collar bold and complete; underparts slightly paler brown; small swift with striking warm-toned neck band contrasting vividly with dark …
About These Birds
White-throated Needletail
シロハラハリオアマツバメ（Hirundapus caudacutus）はアジアで繁殖しオーストラリア・ニュージーランドに渡る大型のアマツバメ（体長18〜20 cm）。暗い羽衣と白い喉・腰・腹が特徴。飛行中に昆虫を捕らえ、時速170 kmを超える速さで知られる世界最速の鳥の一つ。
Chestnut-collared Swift
チェストナットカラードスウィフトは中央アメリカと南アメリカ北部の山岳地帯に生息するアマツバメである。