Black-billed Cuckoo vs Dark Hawk-Cuckoo
Coccyzus erythropthalmus 对比 Hierococcyx bocki
Side-by-Side Comparison
| 属性 | Black-billed Cuckoo | Dark Hawk-Cuckoo |
|---|---|---|
| 学名 | Coccyzus erythropthalmus | Hierococcyx bocki |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 27.4 cm (10.8 in) | 35.9 cm (14.1 in) |
| 体重 | 53.20000000000001 g (1.88 oz) | 137.0 g (4.83 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-5 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-billed Cuckoo
鸣唱
Loud, far-carrying resonant call; deep notes audible across dense 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
Least Concern
Black-billed Cuckoo
Least Concern
Dark Hawk-Cuckoo
How to Tell Them Apart
Black-billed Cuckoo
羽毛
Gray-capped Cuckoo: gray cap; brown above; pale below; graduated dark tail; South American species; forest cuckoo
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
Black-billed Cuckoo
黑嘴杜鹃(Coccyzus erythropthalmus)体长26-31厘米。上体褐色；下体白色；全黑色喙；细红色眼眶环。繁殖于北美洲，迁徙至南美洲越冬。以毛虫、蚱蜢和其他昆虫为食，是重要的森林益鸟。
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。