Andaman Nightjar vs Montane Nightjar
Caprimulgus andamanicus 비교 대상 Caprimulgus poliocephalus
Side-by-Side Comparison
| 속성 | Andaman Nightjar | Montane Nightjar |
|---|---|---|
| 학명 | Caprimulgus andamanicus | Caprimulgus poliocephalus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Caprimulgidae | Caprimulgidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 36.4 cm (14.3 in) | 31.1 cm (12.2 in) |
| 체중 | 66.06666666666666 g (2.33 oz) | 47.050000000000004 g (1.66 oz) |
| 식성 | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. | Nighttime aerial insectivore; moths and beetles are primary prey, caught by hawking over forest clearings. |
| 산란 수 | 1-2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Andaman Nightjar
Loud 'chuck-chuck-trrr'; hollow knocking prefix followed by trill; endemic to Andaman Islands; calls at night from forest edges and clearings; similar to Large-tailed
Montane Nightjar
Churring trill from East African highlands; repetitive 'churr-churr-churr'; slightly higher pitched than lowland species; calls from highland scrub and forest edge
Geographic Range & Migration
Andaman Nightjar
Endemic to the Philippines including Luzon and Mindanao. Resident in lowland and submontane forest and forest edge up to 1,800 m.
Montane Nightjar
Found across the Indian subcontinent from Pakistan and Nepal south to Sri Lanka. Common in open scrub, rocky hillsides, and dry woodland.
보전 상태
Andaman Nightjar
Montane Nightjar
How to Tell Them Apart
Andaman Nightjar
Warm rufous-brown upperparts with black-centred scapulars and pale buff streaks; broad white throat patch; males show white outer tail feathers; underparts buff barred brown; endemic island coloration slightly warmer than …
Montane Nightjar
Grey-brown upperparts with fine blackish streaks; pale grey head contrasting slightly with browner back; white throat patch; underparts buff barred brown; inhabits high-altitude montane zones in East Africa.
About These Birds
Andaman Nightjar
A medium-sized nightjar (24-26 cm) endemic to the Andaman Islands in the Bay of Bengal. Dark brown plumage with rufous collar spots. Nocturnal insectivore of lowland and mangrove forests. A sedentary species with a restricted island range.
Montane Nightjar
에티오피아에서 남아프리카에 이르는 동아프리카와 남아프리카 산악 삼림과 고지대 초지에 사는 중형 쏙독새(23-24 cm). 회갈색 몸통에 섬세한 무늬를 가진다. 야행성으로 삼림 수관 위에서 곤충을 먹는다. 해발 1,500m 이상에 거주한다.