Golden Nightjar vs Papuan Nightjar
Caprimulgus eximius 对比 Eurostopodus papuensis
Side-by-Side Comparison
| 属性 | Golden Nightjar | Papuan Nightjar |
|---|---|---|
| 学名 | Caprimulgus eximius | Eurostopodus papuensis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Caprimulgidae | Caprimulgidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 36.4 cm (14.3 in) | 37.9 cm (14.9 in) |
| 体重 | 54.2 g (1.91 oz) | 80.5 g (2.84 oz) |
| 食性 | Nocturnal moth hawker; also takes beetles and winged termites in erratic aerial pursuits above dry … | Hawks large flying insects, especially moths, at night over Papuan forest and savanna. |
| 产卵数 | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Golden Nightjar
Churring trill; repetitive 'chrrrr' from Sahel sandy scrub; calls at night from open terrain; alarm a sharp bark; poorly recorded for such a distinctive species
Papuan Nightjar
Churring, repetitive nocturnal call; soft bubbling trill; melodic series of hollow notes; calls from low perch or ground in New Guinea lowland forest
Geographic Range & Migration
Golden Nightjar
Found in the Sahel zone of West Africa from Mauritania and Senegal east to Niger and Chad. Resident in sandy semi-desert and open scrub.
Papuan Nightjar
Resident of savanna woodland, grass, and scrub in lowland New Guinea (Papua, Indonesia and Papua New Guinea).
保护状况
Golden Nightjar
Papuan Nightjar
How to Tell Them Apart
Golden Nightjar
Striking golden-ochre and black plumage; upperparts rich tawny-gold with bold black streaks; wings show large golden-buff spots on coverts; white throat and tail corners in males; uniquely warm coloration among …
Papuan Nightjar
Dark grey-brown finely vermiculated with buff and black; pale buff and rufous throat patch; pale supercilium; no white wing patches; tail barred brown and buff; cryptically patterned bark-mimicking plumage.
About These Birds
Golden Nightjar
金夜鹰，体长23厘米，浓郁的金黄褐色和大胆的橙棕色花纹独一无二，分布于非洲撒哈拉以南干旱萨赫勒地带。
Papuan Nightjar
小型夜鹰（约81克）。分布于新几内亚南部低地。无危。