Andaman Nightjar vs Nechisar Nightjar
Caprimulgus andamanicus 对比 Caprimulgus solala
Side-by-Side Comparison
| 属性 | Andaman Nightjar | Nechisar Nightjar |
|---|---|---|
| 学名 | Caprimulgus andamanicus | Caprimulgus solala |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Vulnerable |
| 体长 | — | — |
| 翼展 | 36.4 cm (14.3 in) | 37.0 cm (14.6 in) |
| 体重 | 66.06666666666666 g (2.33 oz) | 79.0 g (2.79 oz) |
| 食性 | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. | Nocturnal aerial insectivore; hawks moths and flying beetles over arid scrubland and rocky desert margins. |
| 产卵数 | 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
Nechisar Nightjar
Virtually unknown vocalizations; known only from a single wing feather; presumed churring song; critically rare Ethiopian endemic with essentially undescribed call
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.
Nechisar Nightjar
Found across the Sahel from Senegal east to Ethiopia and south to Uganda and Kenya. Resident in open savanna and dry grassland.
保护状况
Andaman Nightjar
Nechisar 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 …
Nechisar Nightjar
Known from a single wing feather specimen; dark brownish-black with pale buff and tawny mottling; intricate fine vermiculations consistent with Caprimulgus pattern; extremely poorly known Ethiopian endemic.
About These Birds
Andaman Nightjar
安达曼夜鹰，体长24–26厘米，安达曼群岛特有种，深褐色有棕色颈环。
Nechisar Nightjar
内奇萨尔夜鹰，极危，1990年在埃塞俄比亚内奇萨尔平原仅采集单一标本和羽毛样本，生态习性不明。