Antillean Nighthawk vs Common Nighthawk
Chordeiles gundlachii 比較対象 Chordeiles minor
Side-by-Side Comparison
| 属性 | Antillean Nighthawk | Common Nighthawk |
|---|---|---|
| 学名 | Chordeiles gundlachii | Chordeiles minor |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 34.2 cm (13.5 in) | 38.6 cm (15.2 in) |
| 体重 | 56.05 g (1.98 oz) | 71.75 g (2.53 oz) |
| 食性 | Catches flying insects in aerial sallies over Caribbean open country and coastal scrub at dusk. | Aerial insectivore; catches flying beetles, ants, moths, and flies in fast aerial pursuit over open … |
| 一腹卵数 | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Antillean Nighthawk
Distinctive 'kill-and-dee-dick' or 'killydee'; buzzy nasal call audible overhead; faster and shorter phrasing than Common Nighthawk; Caribbean accent clear
Common Nighthawk
Loud, nasal 'peent' call repeated in flight; display dive produces loud booming 'whomp' with wings; churring trill on breeding grounds; colonial roost cacophony
Geographic Range & Migration
Antillean Nighthawk
Breeds in the Caribbean (Bahamas, Cuba, Cayman Islands, Jamaica) and Florida Keys; partially migratory within the Caribbean region.
Common Nighthawk
Breeds across North America from Alaska to the Gulf Coast; long-distance migrant wintering in South America south to Argentina.
保全状況
Antillean Nighthawk
Common Nighthawk
How to Tell Them Apart
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 …
Common Nighthawk
Brown and grey mottled above; white throat in male; white and dark barred underparts; distinctive white wing bar across primaries positioned more centrally than in Lesser Nighthawk; white tail band …
About These Birds
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。
Common Nighthawk
コモンナイトホーク(Chordeiles minor)は北アメリカに広く分布するナイトホークです。夏はカナダや米国で繁殖し、冬は南アメリカに渡ります。体長約24cmで、「ピーント」という独特の鳴き声を持ちます。薄明時の飛行中に昆虫を捕食します。