Andaman Nightjar vs European Nightjar
Caprimulgus andamanicus 比較対象 Caprimulgus europaeus
Side-by-Side Comparison
| 属性 | Andaman Nightjar | European Nightjar |
|---|---|---|
| 学名 | Caprimulgus andamanicus | Caprimulgus europaeus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 36.4 cm (14.3 in) | 36.6 cm (14.4 in) |
| 体重 | 66.06666666666666 g (2.33 oz) | 75.83333333333333 g (2.67 oz) |
| 食性 | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. | Hawks moths, beetles, and flying insects at dusk and night over European heathland, forest edge, … |
| 一腹卵数 | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
共通生息地
Andaman Nightjar only
None
European Nightjar only
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
European Nightjar
Long, mechanical churring trill; sustained 'errrrrr' switching pitch between two notes; unique ventriloquial quality; calls from heath at dusk; alarm a sharp 'coo-ic'
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.
European Nightjar
Breeds across Europe and western Asia from Britain to Lake Baikal; long-distance migrant wintering in sub-Saharan Africa from Senegal to East Africa.
保全状況
Andaman Nightjar
European 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 …
European Nightjar
Grey-brown and buff mottled with intricate dark vermiculations; male has white spots on outer primaries and white outer tail corners; plain grey head with pale supercilium; female lacks white wing …
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。
European Nightjar
ヨーロッパ・アジアで繁殖し、アフリカで越冬する夜行性の鳥（体長24〜28cm）。褐色の迷彩模様が枯れ葉の上で完璧な擬態を見せる。Caprimulgus europaeus（ヨーロッパヨタカ）は夜に活動し、特徴的なガラガラという音のような連続音で鳴く。空中で口を大きく開けて飛びながら昆虫を捕食する。Caprimulgidae科。