Chuck-will's-widow vs Archbold's Nightjar
Antrostomus carolinensis 对比 Eurostopodus archboldi
Side-by-Side Comparison
| 属性 | Chuck-will's-widow | Archbold's Nightjar |
|---|---|---|
| 学名 | Antrostomus carolinensis | Eurostopodus archboldi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 41.5 cm (16.3 in) | 41.0 cm (16.1 in) |
| 体重 | 112.94000000000001 g (3.98 oz) | 77.0 g (2.72 oz) |
| 食性 | Hawks large moths, beetles, and flying insects at night; large gape allows capture of small … | Aerial insectivore; catches moths and beetles in nocturnal flight over New Guinea montane forest. |
| 产卵数 | 2 | 1 |
| 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
Archbold's Nightjar
Rarely recorded; presumed churring nocturnal song; low, resonant trilling typical of genus; vocalizations scarcely documented from highland New Guinea
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.
Archbold's Nightjar
Resident of montane forest in central New Guinea (Snow Mountains and Star Mountains) above 1,500 m; very poorly known.
保护状况
Chuck-will's-widow
Archbold's Nightjar
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 …
Archbold's Nightjar
Brown and dark grey with rufous-buff vermiculations; whitish throat patch; pale buff supercilium contrasts with darker crown; no white wing or tail patches; tail barred; New Guinea highlands; few records.
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.
Archbold's Nightjar
体重约77克的小型夜鹰，栖息于新几内亚内陆的亚高山草地。以理查德·阿奇博尔德命名。