Yucatan Nightjar vs Papuan Nightjar
Antrostomus badius 对比 Eurostopodus papuensis
Side-by-Side Comparison
| 属性 | Yucatan Nightjar | Papuan Nightjar |
|---|---|---|
| 学名 | Antrostomus badius | Eurostopodus papuensis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 32.6 cm (12.8 in) | 37.9 cm (14.9 in) |
| 体重 | 58.03333333333333 g (2.05 oz) | 80.5 g (2.84 oz) |
| 食性 | Nocturnal aerial insectivore; catches moths and flying insects over Yucatan dry forest and scrub. | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. |
| 产卵数 | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Yucatan Nightjar
Whistled 'WEEP-weep' phrase; clear, melodic call from Yucatan dry forest; repeated steadily at night; lower than Tawny-collared; alarm a sharp bark note
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
Yucatan Nightjar
Resident of lowland tropical forest and scrub in the Yucatan Peninsula of Mexico, Belize, and northern Guatemala.
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
保护状况
Yucatan Nightjar
Papuan Nightjar
How to Tell Them Apart
Yucatan Nightjar
Brown and grey mottled above with buff vermiculations; lacks tawny collar of Tawny-collared Nightjar; white gorget in male; pale buff below; white outer tail spots in male; buff tail in …
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
Yucatan Nightjar
A medium-small Caprimulgidae nightjar (~58 g) restricted to the Yucatan Peninsula, northern Guatemala, and northern Belize. Inhabits dry deciduous and semi-evergreen forest. Brown-and-buff cryptic plumage. Calls with a repetitive whip-like phrase at night. Feeds on moths and beetles. Least Concern; limited but stable range.
Papuan Nightjar
小型夜鹰（约81克）。分布于新几内亚南部低地。无危。