Egyptian Nightjar vs Spotted Nightjar
Caprimulgus aegyptius 对比 Eurostopodus argus
Side-by-Side Comparison
| 属性 | Egyptian Nightjar | Spotted Nightjar |
|---|---|---|
| 学名 | Caprimulgus aegyptius | Eurostopodus argus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 40.2 cm (15.8 in) | 42.7 cm (16.8 in) |
| 体重 | 77.0 g (2.72 oz) | 102.5 g (3.62 oz) |
| 食性 | Night-active insect hawker taking moths, beetles, and flying termites during sallies over tropical forest clearings. | Aerial insectivore; hawks large moths, beetles, and flying insects at dusk and dawn over Australian … |
| 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'
Spotted Nightjar
Loud churring 'good-lord-deliver-us' repeated at dusk; melodic bubbling quality; also emits hollow 'cow-cow-cow' series and soft frog-like croaking
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.
Spotted Nightjar
Resident and partial migrant of open woodland, grassland, and scrub across mainland Australia and migrating to New Guinea and Indonesia in winter.
保护状况
Egyptian Nightjar
Spotted 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.
Spotted Nightjar
Cryptically mottled grey-brown, rufous, and black with intricate vermiculations; distinctive large white spots on wing coverts; white throat patch; no white in wings or tail. Sexes similar with slight pattern …
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。
Spotted Nightjar
中型夜鹰（约103克）。栖息于澳大利亚大陆的开阔林地和纺锤草草地。无危。