Buff-collared Nightjar vs Papuan Nightjar
Antrostomus ridgwayi 비교 대상 Eurostopodus papuensis
Side-by-Side Comparison
| 속성 | Buff-collared Nightjar | Papuan Nightjar |
|---|---|---|
| 학명 | Antrostomus ridgwayi | Eurostopodus papuensis |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 30.0 cm (11.8 in) | 37.9 cm (14.9 in) |
| 체중 | 49.5 g (1.75 oz) | 80.5 g (2.84 oz) |
| 식성 | Catches moths and flying insects at night over arid scrub and rocky canyons of Mexico … | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. |
| 산란 수 | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Buff-collared Nightjar
Rapid, staccato 'cuk-cuk-cuk-WEEEER'; accelerating series ending in long slurred note; carries through arid Mexican canyons; distinctive rapid chucking intro
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
Buff-collared Nightjar
Breeds in arid scrub and dry woodland in southwestern USA (Arizona, New Mexico) and western Mexico; winters south to Honduras.
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
보전 상태
Buff-collared Nightjar
Papuan Nightjar
How to Tell Them Apart
Buff-collared Nightjar
Brown and grey mottled with dark vermiculations; buff-orange collar across hindneck diagnostic; white gorget in male; pale buff underparts with dark barring; white outer tail spots in male; arid southwest …
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
Buff-collared Nightjar
지프 나이트자는 멕시코 서부와 중앙 아메리카 일부에 서식하는 나이트자입니다. 건조한 관목 지대와 서반구 열대 낙엽 숲에 서식하며, 밤에 특징적인 '부 윔-윔' 소리를 냅니다.
Papuan Nightjar
뉴기니아 저지 사바나, 초원, 숲 가장자리의 소형 쏙독새(~81g). 파푸아야행소쏙독새. 관심필요종.