Spotted Nightjar vs Great Eared-nightjar
Eurostopodus argus 对比 Lyncornis macrotis
Side-by-Side Comparison
| 属性 | Spotted Nightjar | Great Eared-nightjar |
|---|---|---|
| 学名 | Eurostopodus argus | Lyncornis macrotis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 42.7 cm (16.8 in) | 53.3 cm (21.0 in) |
| 体重 | 102.5 g (3.62 oz) | 135.25 g (4.77 oz) |
| 食性 | Aerial insectivore; hawks large moths, beetles, and flying insects at dusk and dawn over Australian … | Hawks large flying insects at night; one of the largest nightjars; forages over SE Asian … |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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
Great Eared-nightjar
Loud, far-carrying 'pee-WEERR' or 'yaak'; often repeated steadily; distinctive wailing whistle over forest; alarm a sharp 'creek'; one of Asia's largest nightjar calls
Geographic Range & Migration
Spotted Nightjar
Resident and partial migrant of open woodland, grassland, and scrub across mainland Australia and migrating to New Guinea and Indonesia in winter.
Great Eared-nightjar
Resident of forest edge, open woodland, and scrub across South and Southeast Asia from India and Sri Lanka east to the Philippines and Sulawesi.
保护状况
Spotted Nightjar
Great Eared-nightjar
How to Tell Them Apart
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 …
Great Eared-nightjar
Largest nightjar; grey-brown and rufous with dark vermiculations; very long prominent ear-tufts; buff-orange throat; no white wing patches; boldly barred tail; rufous hues stronger than Malay congener.
About These Birds
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。
Great Eared-nightjar
The largest nightjar of the Asian region (~135 g), family Caprimulgidae, of forest and forest edge from Sri Lanka through Southeast Asia to the Philippines. Distinctive erect ear tufts give an owl-like appearance. Wingspan ~53 cm. Hunts large moths and beetles at night. Calls with eerie wailing notes. Least Concern.