Chuck-will's-widow vs Antillean Nighthawk
Antrostomus carolinensis 比較対象 Chordeiles gundlachii
Side-by-Side Comparison
| 属性 | Chuck-will's-widow | Antillean Nighthawk |
|---|---|---|
| 学名 | Antrostomus carolinensis | Chordeiles gundlachii |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | — |
| 翼開長 | 41.5 cm (16.3 in) | 34.2 cm (13.5 in) |
| 体重 | 112.94000000000001 g (3.98 oz) | 56.05 g (1.98 oz) |
| 食性 | Hawks large moths, beetles, and flying insects at night; large gape allows capture of small … | Catches flying insects in aerial sallies over Caribbean open country and coastal scrub at dusk. |
| 一腹卵数 | 2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Chuck-will's-widow
Loud, whistled 'chuck-WILL's-WI-dow'; rich and rolling; lower and fuller than Whip-poor-will; carries far through southeastern US forest; calls persistently all night
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
Chuck-will's-widow
Breeds in dense woodland and forest edge in eastern North America from the Gulf states north to southern Ontario; winters in Cuba and Central America.
Antillean Nighthawk
Breeds in the Caribbean (Bahamas, Cuba, Cayman Islands, Jamaica) and Florida Keys; partially migratory within the Caribbean region.
保全状況
Chuck-will's-widow
Antillean Nighthawk
How to Tell Them Apart
Chuck-will's-widow
Large; warm brown and buff mottled above with rufous tones; buff-brown throat collar; white inner webs of outer tail feathers in male; male with white gorget; female has buff throat …
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
Chuck-will's-widow
North America's largest Caprimulgidae nightjar (~113 g), breeding in open pine and oak woodland of the southeastern United States, wintering in the Caribbean and Central America. Named for its loud, distinctive call. Feeds on large moths, beetles, and occasionally small birds. Near Threatened from habitat loss.
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。