Star-spotted Nightjar vs Lesser Nighthawk
Caprimulgus stellatus 对比 Chordeiles acutipennis
Side-by-Side Comparison
| 属性 | Star-spotted Nightjar | Lesser Nighthawk |
|---|---|---|
| 学名 | Caprimulgus stellatus | Chordeiles acutipennis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 30.9 cm (12.2 in) | 33.0 cm (13.0 in) |
| 体重 | 59.25 g (2.09 oz) | 50.0 g (1.76 oz) |
| 食性 | -- | Hawks small flying insects at dusk and dawn over North and South American arid scrub … |
| 产卵数 | -- | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Star-spotted Nightjar
Churring trill; hollow 'chuck' notes interspersed with churring; calls from dry East African bush at night; similar to Donaldson Smith's but larger and louder
Lesser Nighthawk
Loud purring trill; buzzy 'brrrrr' given in flight; lower and softer than Common Nighthawk; males display with booming wingbeats; calls at dusk over deserts
Geographic Range & Migration
Star-spotted Nightjar
Lesser Nighthawk
Breeds in open arid scrub from southwestern USA south through Central America to western South America; winters in Mexico and northern South America.
保护状况
Star-spotted Nightjar
Lesser Nighthawk
How to Tell Them Apart
Star-spotted Nightjar
Dark brown upperparts densely dotted with small buff-white stellate spots; white throat patch; underparts barred buff and dark brown; the star-like white spotting on wing coverts and back is the …
Lesser Nighthawk
Brown and buff mottled above; buff-white below with brown barring; white throat in male; white wing bar closer to wingtip than in Common Nighthawk; buff tail band. Female with buff …
About These Birds
Star-spotted Nightjar
星斑夜鹰，体长21–23厘米，分布于非洲之角和阿拉伯半岛南部干旱岩石半沙漠，有星状白斑。
Lesser Nighthawk
小夜鹰(Chordeiles acutipennis)是一种体重约50克的夜鹰科鸟类，栖息于从美国西南部和墨西哥到哥斯达黎加的荒漠、半干旱灌木丛和开阔林地，冬季迁徙至南美洲。在地面营巢，体色斑驳褐色，具出色的隐蔽性，以昆虫为食。