Large-tailed Nightjar vs Lesser Nighthawk
Caprimulgus macrurus 对比 Chordeiles acutipennis
Side-by-Side Comparison
| 属性 | Large-tailed Nightjar | Lesser Nighthawk |
|---|---|---|
| 学名 | Caprimulgus macrurus | Chordeiles acutipennis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 35.8 cm (14.1 in) | 33.0 cm (13.0 in) |
| 体重 | 69.16666666666667 g (2.44 oz) | 50.0 g (1.76 oz) |
| 食性 | Nocturnal feeder on flying insects including moths, beetles, and larger dipterans; hunts in low coursing … | Hawks small flying insects at dusk and dawn over North and South American arid scrub … |
| 产卵数 | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
共同栖息地
Large-tailed Nightjar only
Lesser Nighthawk only
Song & Call Comparison
Large-tailed Nightjar
Loud, resonant 'chuck-chuck-churr'; hollow knocking notes with long trill; one of Asia's commonest nightjars; calls persistently from forest edges; carries great distance
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
Large-tailed Nightjar
Found from India and Sri Lanka east to the Philippines and northern Australia. Resident in forest edge, secondary growth, and plantations.
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
Large-tailed Nightjar
Lesser Nighthawk
How to Tell Them Apart
Large-tailed Nightjar
Intricately patterned brown, black, and buff upperparts; pale supercilium contrasts with dark crown; white throat patch; males show conspicuous white outer tail feathers and white primary spots; long tail distinctive.
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
Large-tailed Nightjar
A large nightjar (25-33 cm) widespread from South and Southeast Asia to Australasia. Brown plumage with bold rufous collar patches. Crepuscular and nocturnal, feeding on insects in forest clearings and edges. Recognizable by its persistent, rhythmic tok-tok-tok call.
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。