Andaman Nightjar vs New Caledonian Nightjar
Caprimulgus andamanicus 比較対象 Eurostopodus exul
Side-by-Side Comparison
| 属性 | Andaman Nightjar | New Caledonian Nightjar |
|---|---|---|
| 学名 | Caprimulgus andamanicus | Eurostopodus exul |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 36.4 cm (14.3 in) | 36.4 cm (14.3 in) |
| 体重 | 66.06666666666666 g (2.33 oz) | 77.0 g (2.72 oz) |
| 食性 | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. | Feeds on flying insects caught in aerial pursuit at night; extinct in New Caledonia, diet … |
| 一腹卵数 | 1-2 | -- |
| 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
New Caledonian Nightjar
Poorly documented calls; presumed churring nocturnal song similar to congeners; deep resonant trilling at low pitch; vocalizations essentially unknown
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.
New Caledonian Nightjar
Formerly endemic to New Caledonia; known from historical records only; possibly extinct, last confirmed late 19th century.
保全状況
Andaman Nightjar
New Caledonian 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 …
New Caledonian Nightjar
Brown and grey mottled with buff and dark vermiculations; whitish-buff throat patch; fine pale shaft streaks on crown; no white in wings or tail; known from very few specimens; New …
About These Birds
Andaman Nightjar
体長24〜26cmのアンダマン諸島固有のヨタカ。暗褐色で赤褐色の首輪がある。
New Caledonian Nightjar
ニューカレドニアに生息するヨタカで、記録が少なく絶滅している可能性がある。