Andaman Nightjar vs Yucatan Poorwill
Caprimulgus andamanicus so với Nyctiphrynus yucatanicus
Side-by-Side Comparison
| Thuộc Tính | Andaman Nightjar | Yucatan Poorwill |
|---|---|---|
| Tên Khoa Học | Caprimulgus andamanicus | Nyctiphrynus yucatanicus |
| 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) | 21,8 cm (8.6 in) |
| Khối Lượng | 66,06666666666666 g (2.33 oz) | 24,5 g (0.86 oz) |
| Chế Độ Ăn | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. | Aerial insectivore; catches moths and beetles at night over Yucatan Peninsula dry forest and scrub. |
| Số Trứng | 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
Yucatan Poorwill
Thin, whistled 'poor-will'; high and reedy for a nightjar; calls from dry Yucatan scrub at dusk; small size reflected in lighter, thinner call quality
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.
Yucatan Poorwill
Resident of lowland tropical forest and scrub in the Yucatan Peninsula of Mexico, Belize, and northern Guatemala.
Tình Trạng Bảo Tồn
Andaman Nightjar
Yucatan Poorwill
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 …
Yucatan Poorwill
Pale sandy-brown and buff mottled above; pale buff below with dark barring; white throat in male; no ear tufts unlike Eared Poorwill; small white outer tail spots; restricted to Yucatan …
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.
Yucatan Poorwill
A tiny Caprimulgidae poorwill (~25 g) of dry scrub and thorn forest on the Yucatan Peninsula and adjacent Belize. One of the smallest poorwills. Brown-and-buff finely vermiculated plumage. Roosts on the ground amid leaf litter. Nocturnal insectivore, taking tiny moths and beetles. Least Concern within its restricted range.