Javan Coucal vs Dark Hawk-Cuckoo
Centropus nigrorufus 对比 Hierococcyx bocki
Side-by-Side Comparison
| 属性 | Javan Coucal | Dark Hawk-Cuckoo |
|---|---|---|
| 学名 | Centropus nigrorufus | Hierococcyx bocki |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保护状况 | Vulnerable | Least Concern |
| 体长 | — | — |
| 翼展 | 41.3 cm (16.3 in) | 35.9 cm (14.1 in) |
| 体重 | 244.4 g (8.62 oz) | 137.0 g (4.83 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-3 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Javan Coucal
鸣唱
Loud, far-carrying melodic call; clear resonant notes given repeatedly from dense forest in Southeast Asia.
Dark Hawk-Cuckoo
鸣唱
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in South Asia.
保护状况
Vulnerable
Javan Coucal
Least Concern
Dark Hawk-Cuckoo
How to Tell Them Apart
Javan Coucal
羽毛
Rufous Coucal: entirely rich rufous-brown overall; long dark graduated tail; red eye; monochromatic rufous; Philippine endemic
Dark Hawk-Cuckoo
羽毛
Dark Hawk-Cuckoo: dark brown above; pale below with dense dark barring; hawk-like; long barred tail; yellow orbital ring; dark morph
About These Birds
Javan Coucal
贾鸦鹃 (Centropus nigrorufus)，体长约40厘米。上体栗红色，翅膀深红棕色，下体黑色具蓝色光泽，尾长。眼红色，嘴粗壮。特有于印度尼西亚爪哇岛，种群数量稀少。栖息于低地雨林和沼泽林。以大型昆虫和小型动物为食。
Dark Hawk-Cuckoo
马来亚鹰鹃分布于马来西亚半岛、苏门答腊和婆罗洲的热带雨林。体羽棕褐，下体具条纹，与同属其他种相似。以昆虫为主食，具嘈杂的鸣声，是巢寄生鸟类，将卵产在其他鸟类巢中。