Andaman Nightjar vs Sand-colored Nighthawk
Caprimulgus andamanicus 对比 Chordeiles rupestris
Side-by-Side Comparison
| 属性 | Andaman Nightjar | Sand-colored Nighthawk |
|---|---|---|
| 学名 | Caprimulgus andamanicus | Chordeiles rupestris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 36.4 cm (14.3 in) | 32.9 cm (13.0 in) |
| 体重 | 66.06666666666666 g (2.33 oz) | 52.25 g (1.84 oz) |
| 食性 | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. | Aerial insectivore; hawks insects over South American river sandbars and open areas, often in flocks. |
| 产卵数 | 1-2 | 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
Sand-colored Nighthawk
Nasal, buzzy 'bzeent' calls; short buzzing trills; colonial roosters produce chorus of soft chirring notes; calls from sandy riverbanks at dusk
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.
Sand-colored Nighthawk
Resident of sandy riverbanks and open savanna in the Amazon and Orinoco basins of Venezuela, Colombia, Peru, and Brazil.
保护状况
Andaman Nightjar
Sand-colored Nighthawk
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 …
Sand-colored Nighthawk
Pale sandy-buff overall with dark brown vermiculations; white throat and lower underparts; bold white wing bar; white tail with dark terminal band; paler coloration than other nighthawks suits sandy riverbank …
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。
Sand-colored Nighthawk
沙色夜鹰(Chordeiles rupestris)是一种体重约52克的夜鹰科鸟类，栖息于亚马逊河及其主要支流沿岸的开阔沙质河岸和沙滩上。沙褐色羽毛在裸露沙地上提供出色的伪装，以飞行中的昆虫为食。