Snail-eating Coua vs Dark Hawk-Cuckoo
Coua delalandei 对比 Hierococcyx bocki
Side-by-Side Comparison
| 属性 | Snail-eating Coua | Dark Hawk-Cuckoo |
|---|---|---|
| 学名 | Coua delalandei | Hierococcyx bocki |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保护状况 | Extinct | Least Concern |
| 体长 | — | — |
| 翼展 | — | 35.9 cm (14.1 in) |
| 体重 | 110.0 g (3.88 oz) | 137.0 g (4.83 oz) |
| 食性 | -- | -- |
| 产卵数 | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Snail-eating Coua
鸣唱
Loud, far-carrying melodic call; rich clear resonant notes audible through tropical forest in Asia. Vocalization pattern typical of this species in its native habitat.
Dark Hawk-Cuckoo
鸣唱
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in South Asia.
保护状况
Extinct
Snail-eating Coua
Least Concern
Dark Hawk-Cuckoo
How to Tell Them Apart
Snail-eating Coua
羽毛
Green Coucal: greenish iridescent gloss overall; rufous wings; pale buff below; long graduated tail; red eye; greenish sheen
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
Snail-eating Coua
弓根马岛鹃（Coua delalandei）— 马达加斯加东北部诺西波拉哈岛特有的已灭绝杜鹃。19世纪后无记录。
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。