Philippine Nightjar vs Archbold's Nightjar
Caprimulgus manillensis เปรียบเทียบกับ Eurostopodus archboldi
Side-by-Side Comparison
| คุณสมบัติ | Philippine Nightjar | Archbold's Nightjar |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Caprimulgus manillensis | Eurostopodus archboldi |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Caprimulgidae | Caprimulgidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 34.0 cm (13.4 in) | 41.0 cm (16.1 in) |
| น้ำหนัก | 66.41666666666667 g (2.34 oz) | 77.0 g (2.72 oz) |
| อาหาร | 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. |
| จำนวนไข่ | 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.
สถานะการอนุรักษ์
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
A medium-sized nightjar (24-26 cm) endemic to the Philippines. Found in lowland and montane forests, forest edges, and secondary growth. Cryptic grey-brown plumage with fine barring. Nocturnal insectivore feeding on moths and beetles at forest clearings.
Archbold's Nightjar
A small Caprimulgidae nightjar (~77 g) known from subalpine grasslands and forest margins in the interior mountains of New Guinea. Named after naturalist Richard Archbold. Cryptic brown-patterned plumage. Nocturnal insectivore. Infrequently observed; biology largely undescribed. Least Concern in its montane range.