Savanna Nightjar vs Andaman Nightjar
Caprimulgus affinis so với Caprimulgus andamanicus
Side-by-Side Comparison
| Thuộc Tính | Savanna Nightjar | Andaman Nightjar |
|---|---|---|
| Tên Khoa Học | Caprimulgus affinis | Caprimulgus andamanicus |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Caprimulgidae | Caprimulgidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 31,9 cm (12.6 in) | 36,4 cm (14.3 in) |
| Khối Lượng | 74,16666666666667 g (2.62 oz) | 66,06666666666666 g (2.33 oz) |
| Chế Độ Ăn | Nocturnal aerial feeder on moths, beetles, and flying bugs; forages in open areas near woodland … | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. |
| Số Trứng | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Savanna Nightjar only
Andaman Nightjar only
Song & Call Comparison
Savanna Nightjar
Loud, churring 'chwerrr'; resonant trill from South and Southeast Asian open habitats; calls from bare ground and burnt areas; very common nocturnal sound
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
Geographic Range & Migration
Savanna Nightjar
Found in Indonesia and the Philippines on Sulawesi, Mindanao, and adjacent islands. Resident in lowland forest edge and scrub.
Andaman Nightjar
Endemic to the Philippines including Luzon and Mindanao. Resident in lowland and submontane forest and forest edge up to 1,800 m.
Tình Trạng Bảo Tồn
Savanna Nightjar
Andaman Nightjar
How to Tell Them Apart
Savanna Nightjar
Pale greyish-brown upperparts with black shaft streaks and buff spotting; whitish supercilium and moustachial stripe; white throat patch; males show large white outer tail patches; widespread across South and Southeast …
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 …
About These Birds
Savanna Nightjar
A small nightjar (20-23 cm) widespread across South and Southeast Asia, from Pakistan to the Philippines. Pale grey-brown plumage with bold white wing patches visible in flight. Found in open habitats including fields, towns, and riverbanks. Crepuscular and nocturnal insectivore.
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.