Archbold's Nightjar vs Yucatan Poorwill
Eurostopodus archboldi 对比 Nyctiphrynus yucatanicus
Side-by-Side Comparison
| 属性 | Archbold's Nightjar | Yucatan Poorwill |
|---|---|---|
| 学名 | Eurostopodus archboldi | Nyctiphrynus yucatanicus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 41.0 cm (16.1 in) | 21.8 cm (8.6 in) |
| 体重 | 77.0 g (2.72 oz) | 24.5 g (0.86 oz) |
| 食性 | Aerial insectivore; catches moths and beetles in nocturnal flight over New Guinea montane forest. | Aerial insectivore; catches moths and beetles at night over Yucatan Peninsula dry forest and scrub. |
| 产卵数 | 1 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Archbold's Nightjar
Rarely recorded; presumed churring nocturnal song; low, resonant trilling typical of genus; vocalizations scarcely documented from highland New Guinea
Yucatan Poorwill
Thin, whistled 'poor-will'; high and reedy for a nightjar; calls from dry Yucatan scrub at dusk; small size reflected in lighter, thinner call quality
Geographic Range & Migration
Archbold's Nightjar
Resident of montane forest in central New Guinea (Snow Mountains and Star Mountains) above 1,500 m; very poorly known.
Yucatan Poorwill
Resident of lowland tropical forest and scrub in the Yucatan Peninsula of Mexico, Belize, and northern Guatemala.
保护状况
Archbold's Nightjar
Yucatan Poorwill
How to Tell Them Apart
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.
Yucatan Poorwill
Pale sandy-brown and buff mottled above; pale buff below with dark barring; white throat in male; no ear tufts unlike Eared Poorwill; small white outer tail spots; restricted to Yucatan …
About These Birds
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。
Yucatan Poorwill
A tiny Caprimulgidae poorwill (~25 g) of dry scrub and thorn forest on the Yucatan Peninsula and adjacent Belize. One of the smallest poorwills. Brown-and-buff finely vermiculated plumage. Roosts on the ground amid leaf litter. Nocturnal insectivore, taking tiny moths and beetles. Least Concern within its restricted range.