Dusky Nightjar vs Papuan Nightjar
Antrostomus saturatus 비교 대상 Eurostopodus papuensis
Side-by-Side Comparison
| 속성 | Dusky Nightjar | Papuan Nightjar |
|---|---|---|
| 학명 | Antrostomus saturatus | Eurostopodus papuensis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 28.9 cm (11.4 in) | 37.9 cm (14.9 in) |
| 체중 | 51.95 g (1.83 oz) | 80.5 g (2.84 oz) |
| 식성 | Nocturnal aerial insectivore; hawks moths and beetles over Costa Rican and Panamanian forest. | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. |
| 산란 수 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Dusky Nightjar
Soft, repeated 'wherrr-wherrr'; gentle churring whistle from Costa Rican highlands; calls from cloud forest at night; moderate pace with slight upward inflection
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
Dusky Nightjar
Resident of highland forest and forest edge in Costa Rica and western Panama, at 1,000–2,500 m; closely tied to Chirripó massif.
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
보전 상태
Dusky Nightjar
Papuan Nightjar
How to Tell Them Apart
Dusky Nightjar
Darker and more saturated than related nightjars; dark brown-grey with buff mottling and dark vermiculations; white gorget in male; pale buff barred underparts; small white outer tail spots; Costa Rican …
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
Dusky Nightjar
두린 나이트자는 콜롬비아, 에콰도르, 페루의 안데스 동쪽 사면 숲에 서식합니다. 짙은 갈색 보호색 깃털을 가진 중간 크기의 나이트자로, 산악 지형의 밀림에 서식합니다.
Papuan Nightjar
뉴기니아 저지 사바나, 초원, 숲 가장자리의 소형 쏙독새(~81g). 파푸아야행소쏙독새. 관심필요종.