Andaman Nightjar vs Timor Nightjar
Caprimulgus andamanicus 比較対象 Caprimulgus ritae
Side-by-Side Comparison
| 属性 | Andaman Nightjar | Timor Nightjar |
|---|---|---|
| 学名 | Caprimulgus andamanicus | Caprimulgus ritae |
| 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) | — |
| 体重 | 66.06666666666666 g (2.33 oz) | — |
| 食性 | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. | Feeds nocturnally on moths and beetles caught in sustained low hawking flights over open and … |
| 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
Timor Nightjar
Poorly documented; presumed churring calls similar to Large-tailed Nightjar complex; vocalizations from Timor essentially unrecorded; calls at dusk from scrub
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.
Timor Nightjar
Endemic to the Andaman and Nicobar Islands in the eastern Indian Ocean. Resident in forest edge, secondary growth, and coastal scrub.
保全状況
Andaman Nightjar
Timor 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 …
Timor Nightjar
Dark sooty-brown upperparts densely patterned with blackish streaks and pale buff spots; whitish throat band; underparts buff with dark brown barring; restricted to Timor with limited information on plumage variation.
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。
Timor Nightjar
レッサーサンダ諸島のティモール島固有のヨタカ。乾燥したモンスーン林に生息し、データが少ない。