Andaman Nightjar vs Donaldson Smith's Nightjar
Caprimulgus andamanicus 对比 Caprimulgus donaldsoni
Side-by-Side Comparison
| 属性 | Andaman Nightjar | Donaldson Smith's Nightjar |
|---|---|---|
| 学名 | Caprimulgus andamanicus | Caprimulgus donaldsoni |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 36.4 cm (14.3 in) | 26.0 cm (10.2 in) |
| 体重 | 66.06666666666666 g (2.33 oz) | 29.75 g (1.05 oz) |
| 食性 | Night-hunting insectivore targeting moths, flying beetles, and winged ants in erratic low-altitude aerial passes. | Nocturnal insect hawker feeding on moths, beetles, and flying crickets; hunts in buoyant coursing flight. |
| 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
Donaldson Smith's Nightjar
Soft, rapid churring; thin 'trrrr' at moderate pitch; small size produces lighter call; calls from dry African scrub at night; poorly known vocalizations
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.
Donaldson Smith's Nightjar
Found across sub-Saharan Africa from Gabon south to South Africa. Common in woodland, forest edge, and gardens. Produces distinctive churring calls.
保护状况
Andaman Nightjar
Donaldson Smith's 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 …
Donaldson Smith's Nightjar
Small and compact; pale greyish-brown upperparts finely vermiculated blackish; narrow whitish supercilium; small white throat spot; underparts pale buff with faint barring; notably small size compared to African relatives.
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。
Donaldson Smith's Nightjar
唐纳森-史密斯夜鹰，体长20–22厘米，分布于非洲之角、索马里、埃塞俄比亚和肯尼亚，栖息于干旱灌丛。