Sulawesi Nightjar vs Archbold's Nightjar
Caprimulgus celebensis 比較対象 Eurostopodus archboldi
Side-by-Side Comparison
| 属性 | Sulawesi Nightjar | Archbold's Nightjar |
|---|---|---|
| 学名 | Caprimulgus celebensis | Eurostopodus archboldi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 37.4 cm (14.7 in) | 41.0 cm (16.1 in) |
| 体重 | 63.166666666666664 g (2.23 oz) | 77.0 g (2.72 oz) |
| 食性 | -- | Aerial insectivore; catches moths and beetles in nocturnal flight over New Guinea montane forest. |
| 一腹卵数 | -- | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sulawesi Nightjar
Loud churring call; hollow 'chuck' notes with extended trill; calls at night from Sulawesi forest and scrub; endemic; alarm a sharp bark note
Archbold's Nightjar
Rarely recorded; presumed churring nocturnal song; low, resonant trilling typical of genus; vocalizations scarcely documented from highland New Guinea
Geographic Range & Migration
Sulawesi Nightjar
Archbold's Nightjar
Resident of montane forest in central New Guinea (Snow Mountains and Star Mountains) above 1,500 m; very poorly known.
保全状況
Sulawesi Nightjar
Archbold's Nightjar
How to Tell Them Apart
Sulawesi Nightjar
Richly marked rufous-brown and dark grey upperparts; pale buff spotting on wing coverts; white throat patch; underparts buff-white barred brown; Sulawesi endemic showing warmer tones than many regional congeners.
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.
About These Birds
Sulawesi Nightjar
体長24〜26cmのスラウェシ固有のヨタカ。低地・山地林に生息する暗褐色の鳥。
Archbold's Nightjar
ニューギニアの亜高山帯に生息するヨタカで、探検家リチャード・アーチボルドにちなんで命名された。