Andaman Nightjar vs White-throated Nightjar
Caprimulgus andamanicus so với Eurostopodus mystacalis
Side-by-Side Comparison
| Thuộc Tính | Andaman Nightjar | White-throated Nightjar |
|---|---|---|
| Tên Khoa Học | Caprimulgus andamanicus | Eurostopodus mystacalis |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Caprimulgidae | Caprimulgidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 36,4 cm (14.3 in) | 50,4 cm (19.8 in) |
| Khối Lượng | 66,06666666666666 g (2.33 oz) | 138,25 g (4.88 oz) |
| Chế Độ Ăn | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. | Catches large flying insects, especially moths and beetles, in aerial sallies over Australian and Pacific … |
| Số Trứng | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Andaman Nightjar only
Không
White-throated Nightjar only
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
White-throated Nightjar
Resonant, churring song; rapid 'good-lord-deliver-us' or 'chaw-chaw-chaw'; low, bubbling trill carrying through rainforest; softer than related species
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.
White-throated Nightjar
Resident of open woodland and scrub in eastern and northern Australia; also found on offshore islands and in southern New Guinea.
Tình Trạng Bảo Tồn
Andaman Nightjar
White-throated 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 …
White-throated Nightjar
Grey-brown with rufous and black mottling; large bold white throat patch distinctive; no white wing spots or tail markings; well-camouflaged on bark. Male and female similar; one of the larger …
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.
White-throated Nightjar
A large Caprimulgidae nightjar (~138 g) of open forest and woodland in eastern Australia and coastal New Guinea. A white throat patch contrasts with cryptic brown-patterned plumage. Roosts on the ground or along branches by day; hunts moths and large beetles at night. Partially migratory in southeast Australia. Least Concern.