Indian Nightjar vs Archbold's Nightjar
Caprimulgus asiaticus 对比 Eurostopodus archboldi
Side-by-Side Comparison
| 属性 | Indian Nightjar | Archbold's Nightjar |
|---|---|---|
| 学名 | Caprimulgus asiaticus | Eurostopodus archboldi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 29.5 cm (11.6 in) | 41.0 cm (16.1 in) |
| 体重 | 43.0 g (1.52 oz) | 77.0 g (2.72 oz) |
| 食性 | Nocturnal forager on flying insects; specialises in large moths and beetles in slow aerial passes … | 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
Indian Nightjar
Loud 'chuck-chuck-chuck-r'; rapid hollow knocking notes accelerating into a trill; carries far across South Asian scrub; distinctive rhythm; very persistent at 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
Indian Nightjar
Endemic to Madagascar and the Comoro Islands. Resident in forest edge, savanna, and open scrub across the island including arid southern regions.
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
Indian Nightjar
Archbold's Nightjar
How to Tell Them Apart
Indian Nightjar
Greyish-brown upperparts with black-centred feathers and buff freckling; white throat patch; pale supercilium; males show white primary spots and outer tail corners; underparts barred buff-brown; widespread South Asian species.
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
Indian Nightjar
印度夜鹰，体长21–24厘米，分布于印度次大陆和东南亚，白色喉斑，鸣声为重复的咔嗒声。
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。