Buff-collared Nightjar vs Heinrich's Nightjar
Antrostomus ridgwayi 비교 대상 Eurostopodus diabolicus
Side-by-Side Comparison
| 속성 | Buff-collared Nightjar | Heinrich's Nightjar |
|---|---|---|
| 학명 | Antrostomus ridgwayi | Eurostopodus diabolicus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 30.0 cm (11.8 in) | 39.9 cm (15.7 in) |
| 체중 | 49.5 g (1.75 oz) | 104.0 g (3.67 oz) |
| 식성 | Catches moths and flying insects at night over arid scrub and rocky canyons of Mexico … | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. |
| 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
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
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.
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
보전 상태
Buff-collared Nightjar
Heinrich's 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 …
Heinrich's Nightjar
Rufous-brown and dark brown mottled with buff vermiculations; large pale buff throat patch; pale buff supercilium; no white wing markings; tail darkly barred brown and buff. Poorly known; Sulawesi endemic.
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.
Heinrich's Nightjar
술라웨시 고유의 숲과 숲 가장자리에 서식하는 중형 쏙독새(~104g). 악마야행소쏙독새라고도 불린다. 관심필요종.