Heinrich's Nightjar vs Collared Nightjar
Eurostopodus diabolicus 비교 대상 Gactornis enarratus
Side-by-Side Comparison
| 속성 | Heinrich's Nightjar | Collared Nightjar |
|---|---|---|
| 학명 | Eurostopodus diabolicus | Gactornis enarratus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 39.9 cm (15.7 in) | 29.5 cm (11.6 in) |
| 체중 | 104.0 g (3.67 oz) | 52.833333333333336 g (1.86 oz) |
| 식성 | Nocturnal aerial insectivore; catches moths and beetles in flight over Sulawesi forest; poorly known. | Nocturnal aerial insectivore; catches moths and beetles in flight over Malagasy forest and forest edge. |
| 산란 수 | 1 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Heinrich's Nightjar
Haunting, hollow 'ku-WOO' repeated rhythmically; deep resonant quality; distinctive mournful whistle carrying through Sulawesi forest at night
Collared Nightjar
Soft, churring trill; gentle repeated 'trrr-trrr' at moderate pitch; quiet for a nightjar; calls from dense Madagascar forest undergrowth at dusk
Geographic Range & Migration
Heinrich's Nightjar
Endemic to Sulawesi, Indonesia; resident of montane forest; extremely rare and poorly known, with very few records.
Collared Nightjar
Endemic to Madagascar; resident of moist eastern lowland and montane forest from sea level to 2,000 m.
보전 상태
Heinrich's Nightjar
Collared Nightjar
How to Tell Them Apart
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.
Collared Nightjar
Brown and rufous with dark brown vermiculations; distinctive rufous-orange collar across hindneck diagnostic; pale buff throat; spotted with buff on wing coverts; tail barred brown; Madagascar endemic nightjar.
About These Birds
Heinrich's Nightjar
술라웨시 고유의 숲과 숲 가장자리에 서식하는 중형 쏙독새(~104g). 악마야행소쏙독새라고도 불린다. 관심필요종.
Collared Nightjar
A small, beautifully patterned Caprimulgidae nightjar (~53 g) endemic to Madagascar. A pale collar separates the dark crown from streaked brown upperparts. Inhabits humid eastern rainforest and dry western woodland. Nocturnal; hunts insects in forest understorey. Seldom encountered; Least Concern on Madagascar.