Egyptian Nightjar vs Papuan Nightjar
Caprimulgus aegyptius 对比 Eurostopodus papuensis
Side-by-Side Comparison
| 属性 | Egyptian Nightjar | Papuan Nightjar |
|---|---|---|
| 学名 | Caprimulgus aegyptius | Eurostopodus papuensis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 40.2 cm (15.8 in) | 37.9 cm (14.9 in) |
| 体重 | 77.0 g (2.72 oz) | 80.5 g (2.84 oz) |
| 食性 | Night-active insect hawker taking moths, beetles, and flying termites during sallies over tropical forest clearings. | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. |
| 产卵数 | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Egyptian Nightjar
Soft, repetitive 'qurr-qurr'; purring trill from desert scrub; quieter than most Caprimulgus; calls carry across open sandy terrain at night; alarm a low 'croak'
Papuan Nightjar
Churring, repetitive nocturnal call; soft bubbling trill; melodic series of hollow notes; calls from low perch or ground in New Guinea lowland forest
Geographic Range & Migration
Egyptian Nightjar
Breeds in North Africa and the Middle East east to Pakistan. Migrant wintering in sub-Saharan Africa. Found in sandy desert and semi-arid terrain.
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
保护状况
Egyptian Nightjar
Papuan Nightjar
How to Tell Them Apart
Egyptian Nightjar
Pale sandy-buff overall with fine dark brown speckles and streaks; whitish throat patch; wings show ochre spotting on coverts; one of the palest nightjars, adapted to arid desert habitats.
Papuan Nightjar
Dark grey-brown finely vermiculated with buff and black; pale buff and rufous throat patch; pale supercilium; no white wing patches; tail barred brown and buff; cryptically patterned bark-mimicking plumage.
About These Birds
Egyptian Nightjar
埃及夜鹰，体长25厘米，淡沙色隐蔽花纹，分布于撒哈拉至中东，为长距离迁徙鸟类。
Papuan Nightjar
小型夜鹰（约81克）。分布于新几内亚南部低地。无危。