Star-spotted Nightjar vs Archbold's Nightjar
Caprimulgus stellatus 对比 Eurostopodus archboldi
Side-by-Side Comparison
| 属性 | Star-spotted Nightjar | Archbold's Nightjar |
|---|---|---|
| 学名 | Caprimulgus stellatus | Eurostopodus archboldi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 30.9 cm (12.2 in) | 41.0 cm (16.1 in) |
| 体重 | 59.25 g (2.09 oz) | 77.0 g (2.72 oz) |
| 食性 | -- | Aerial insectivore; catches moths and beetles in nocturnal flight over New Guinea montane forest. |
| 产卵数 | -- | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Star-spotted Nightjar
Churring trill; hollow 'chuck' notes interspersed with churring; calls from dry East African bush at night; similar to Donaldson Smith's but larger and louder
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
Star-spotted Nightjar
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
Star-spotted Nightjar
Archbold's Nightjar
How to Tell Them Apart
Star-spotted Nightjar
Dark brown upperparts densely dotted with small buff-white stellate spots; white throat patch; underparts barred buff and dark brown; the star-like white spotting on wing coverts and back is the …
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
Star-spotted Nightjar
星斑夜鹰，体长21–23厘米，分布于非洲之角和阿拉伯半岛南部干旱岩石半沙漠，有星状白斑。
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。