Philippine Nightjar vs Archbold's Nightjar
Caprimulgus manillensis 比較対象 Eurostopodus archboldi
Side-by-Side Comparison
| 属性 | Philippine Nightjar | Archbold's Nightjar |
|---|---|---|
| 学名 | Caprimulgus manillensis | Eurostopodus archboldi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 34.0 cm (13.4 in) | 41.0 cm (16.1 in) |
| 体重 | 66.41666666666667 g (2.34 oz) | 77.0 g (2.72 oz) |
| 食性 | Nocturnal aerial hunter; takes moths, large beetles, and flying termites during prolonged hunting flights at … | Aerial insectivore; catches moths and beetles in nocturnal flight over New Guinea montane forest. |
| 一腹卵数 | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Philippine Nightjar
Repeated 'chuck-chuck-churr'; hollow resonant trill; calls at night from Philippine lowland forest; persistent caller at dusk; alarm a rapid 'chuck-chuck'
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
Philippine Nightjar
Endemic to Sulawesi and adjacent Indonesian islands in Wallacea. Resident in lowland and hill forest and secondary scrub up to 1,000 m.
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
Philippine Nightjar
Archbold's Nightjar
How to Tell Them Apart
Philippine Nightjar
Complex brown and black upperparts with buff-tawny edging; white throat patch and pale buff supercilium; males possess large white primary spots; underparts extensively barred; distinctly patterned among Philippine nightjars.
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
Philippine Nightjar
体長24〜26cmのフィリピン固有のヨタカ。低地・山地林に生息する。
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。