Timor Nightjar vs Archbold's Nightjar
Caprimulgus ritae 对比 Eurostopodus archboldi
Side-by-Side Comparison
| 属性 | Timor Nightjar | Archbold's Nightjar |
|---|---|---|
| 学名 | Caprimulgus ritae | Eurostopodus archboldi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Not Evaluated | Least Concern |
| 体长 | — | — |
| 翼展 | — | 41.0 cm (16.1 in) |
| 体重 | — | 77.0 g (2.72 oz) |
| 食性 | Feeds nocturnally on moths and beetles caught in sustained low hawking flights over open and … | 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
Timor Nightjar
Poorly documented; presumed churring calls similar to Large-tailed Nightjar complex; vocalizations from Timor essentially unrecorded; calls at dusk from scrub
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
Timor Nightjar
Endemic to the Andaman and Nicobar Islands in the eastern Indian Ocean. Resident in forest edge, secondary growth, and coastal scrub.
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
Timor Nightjar
Archbold's Nightjar
How to Tell Them Apart
Timor Nightjar
Dark sooty-brown upperparts densely patterned with blackish streaks and pale buff spots; whitish throat band; underparts buff with dark brown barring; restricted to Timor with limited information on plumage variation.
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
Timor Nightjar
帝汶夜鹰，帝汶岛（小巽他群岛）特有种，栖息于干燥季风林，相关数据有限。
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。