Hispaniolan Nightjar vs Andaman Nightjar
Antrostomus ekmani 比較対象 Caprimulgus andamanicus
Side-by-Side Comparison
| 属性 | Hispaniolan Nightjar | Andaman Nightjar |
|---|---|---|
| 学名 | Antrostomus ekmani | Caprimulgus andamanicus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 34.5 cm (13.6 in) | 36.4 cm (14.3 in) |
| 体重 | 61.833333333333336 g (2.18 oz) | 66.06666666666666 g (2.33 oz) |
| 食性 | Catches flying insects at night in Hispaniolan forest and scrub; diet similar to related nightjars. | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. |
| 一腹卵数 | 2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Hispaniolan Nightjar
Melodic rolling whistle; similar to Whip-poor-will family; 'whi-poor-will' phrasing with Caribbean island accent; calls persistently from dry forest at night
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
Hispaniolan Nightjar
Endemic to Hispaniola (Haiti and Dominican Republic); resident of lowland and montane forest 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.
保全状況
Hispaniolan Nightjar
Andaman Nightjar
How to Tell Them Apart
Hispaniolan Nightjar
Brown and buff mottled above with dark vermiculations; white gorget in male; pale buff underparts with dark barring; white outer tail feather inner webs in male; buff tail tips in …
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
Hispaniolan Nightjar
A medium Caprimulgidae nightjar (~62 g) endemic to the island of Hispaniola (Haiti and Dominican Republic). Inhabits dry and humid forest, pine woodland, and scrub at varying elevations. Cryptic brown-and-buff plumage. Nocturnal insectivore. Calls with a repeated phrase at night. Least Concern on Hispaniola.
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。