Bates's Nightjar vs Papuan Nightjar
Caprimulgus batesi 비교 대상 Eurostopodus papuensis
Side-by-Side Comparison
| 속성 | Bates's Nightjar | Papuan Nightjar |
|---|---|---|
| 학명 | Caprimulgus batesi | Eurostopodus papuensis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 37.1 cm (14.6 in) | 37.9 cm (14.9 in) |
| 체중 | 100.5 g (3.55 oz) | 80.5 g (2.84 oz) |
| 식성 | Nighttime aerial hunter of moths and large beetles; forages in low-level coursing flight above grassland … | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. |
| 산란 수 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Bates's Nightjar
Deep, resonant churring trill; one of larger African Caprimulgus; low hollow 'churrrr' from Central African rainforest; calls at night from dense lowland forest
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
Bates's Nightjar
Found across West Africa from Gambia east to Sudan and south to the DRC. Resident in open savanna. Male has spectacular elongated tail feathers.
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
보전 상태
Bates's Nightjar
Papuan Nightjar
How to Tell Them Apart
Bates's Nightjar
Large and very dark; blackish-brown upperparts with minimal pale patterning; small white throat spot; underparts dark brown with buff barring; one of the darkest nightjars, inhabiting dense Central African rainforests.
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
Bates's Nightjar
서아프리카와 중앙아프리카 기니 만 지역의 저지대 원시우림에 사는 중형 쏙독새(24-26 cm). 어두운 갈색 깃털을 가진다. 야행성으로 삼림 내부에서 곤충을 먹는다. 은밀한 습성과 울창한 삼림 서식지로 인해 연구가 미흡한 종이다.
Papuan Nightjar
뉴기니아 저지 사바나, 초원, 숲 가장자리의 소형 쏙독새(~81g). 파푸아야행소쏙독새. 관심필요종.