Archbold's Nightjar vs Solomons Nightjar
Eurostopodus archboldi 对比 Eurostopodus nigripennis
Side-by-Side Comparison
| 属性 | Archbold's Nightjar | Solomons Nightjar |
|---|---|---|
| 学名 | Eurostopodus archboldi | Eurostopodus nigripennis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Vulnerable |
| 体长 | — | — |
| 翼展 | 41.0 cm (16.1 in) | 43.2 cm (17.0 in) |
| 体重 | 77.0 g (2.72 oz) | 137.5 g (4.85 oz) |
| 食性 | Aerial insectivore; catches moths and beetles in nocturnal flight over New Guinea montane forest. | Aerial insectivore; hawks moths and other large insects at night over Solomon Islands forest and … |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Archbold's Nightjar
Rarely recorded; presumed churring nocturnal song; low, resonant trilling typical of genus; vocalizations scarcely documented from highland New Guinea
Solomons Nightjar
Deep, resonant churring call at dusk; slow repetitive notes with hollow, frog-like quality; poorly known vocalizations; rarely recorded in wild
Geographic Range & Migration
Archbold's Nightjar
Resident of montane forest in central New Guinea (Snow Mountains and Star Mountains) above 1,500 m; very poorly known.
Solomons Nightjar
Endemic to the Solomon Islands; resident of lowland forest, secondary growth, and forest edge on Guadalcanal and adjacent islands.
保护状况
Archbold's Nightjar
Solomons Nightjar
How to Tell Them Apart
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.
Solomons Nightjar
Dark brown and blackish with buff mottling; rufous-buff supercilium; white throat patch; darker overall than most Eurostopodus nightjars; restricted to Solomon Islands; no white wing or tail patches.
About These Birds
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。
Solomons Nightjar
中大型夜鹰（约138克）。布干维尔和所罗门群岛特有种。易危。