Jungle Nightjar vs Antillean Nighthawk
Caprimulgus indicus 比較対象 Chordeiles gundlachii
Side-by-Side Comparison
| 属性 | Jungle Nightjar | Antillean Nighthawk |
|---|---|---|
| 学名 | Caprimulgus indicus | Chordeiles gundlachii |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 36.4 cm (14.3 in) | 34.2 cm (13.5 in) |
| 体重 | 84.0 g (2.96 oz) | 56.05 g (1.98 oz) |
| 食性 | Nocturnal aerial insectivore; catches moths, beetles, and flying insects over South and SE Asian forest. | Catches flying insects in aerial sallies over Caribbean open country and coastal scrub at dusk. |
| 一腹卵数 | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Jungle Nightjar
Loud churring 'chuck-chuck-chuck-rrr'; repetitive with accelerating quality; calls from South Asian forest at dusk; hollow resonant tone; alarm a sharp 'chuck'
Antillean Nighthawk
Distinctive 'kill-and-dee-dick' or 'killydee'; buzzy nasal call audible overhead; faster and shorter phrasing than Common Nighthawk; Caribbean accent clear
Geographic Range & Migration
Jungle Nightjar
Breeds in eastern Asia (India, China, Korea, Japan) south to Southeast Asia; northern populations winter in tropical Southeast Asia.
Antillean Nighthawk
Breeds in the Caribbean (Bahamas, Cuba, Cayman Islands, Jamaica) and Florida Keys; partially migratory within the Caribbean region.
保全状況
Jungle Nightjar
Antillean Nighthawk
How to Tell Them Apart
Jungle Nightjar
Brown and grey mottled with dark vermiculations; white throat patch; white wing spots across primaries; white outer tail spots in male; buff throat and tail spots in female; pale supercilium …
Antillean Nighthawk
Brown and buff mottled above with dark brown streaking; white throat patch in male; barred buff-white underparts; white wing bar across primaries; white tail band in male; female has buff …
About These Birds
Jungle Nightjar
体重約84gのインドから日本の森林縁に生息するヨタカ。灰褐色のバフ色で隠蔽色が高く、部分的に渡りを行う。
Antillean Nighthawk
アンティルナイトホーク(Chordeiles gundlachii)はカリブ海の島々に生息するナイトホークです。フロリダキーズでも繁殖が確認されています。体長約20cmで、夜行性の昆虫食鳥です。海岸部の開けた生息地を好みます。