Sulawesi Cuckoo vs Oriental Cuckoo
Cuculus crassirostris 对比 Cuculus optatus
Side-by-Side Comparison
| 属性 | Sulawesi Cuckoo | Oriental Cuckoo |
|---|---|---|
| 学名 | Cuculus crassirostris | Cuculus optatus |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 41.2 cm (16.2 in) | — |
| 体重 | 85.0 g (3.00 oz) | 102.26666666666667 g (3.61 oz) |
| 食性 | -- | -- |
| 产卵数 | -- | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sulawesi Cuckoo
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in Asia. Vocalization pattern typical of this species in its native habitat.
Oriental Cuckoo
Loud, far-carrying raucous call; harsh penetrating notes carrying through dense forest in Asia. Vocalization pattern typical of this species in its native habitat.
保护状况
Sulawesi Cuckoo
Oriental Cuckoo
How to Tell Them Apart
Sulawesi Cuckoo
Sulawesi Cuckoo: dark gray-brown above; pale below; long dark tail; yellow orbital ring; Sulawesi endemic; larger than most Cuculus
Oriental Cuckoo
Oriental Cuckoo: gray above; white below with rufous barring; long dark tail; yellow eye-ring; broad barring; Asian migrant species
About These Birds
Sulawesi Cuckoo
桑义赫杜鹃（Cuculus crassirostris）— 苏拉威西北部桑义赫群岛特有的杜鹃。粗嘴为特征。栖息于森林的稀有种。
Oriental Cuckoo
北方鹰鹃（Cuculus optatus）— 分布于东亚至东南亚森林的杜鹃。日本又称为鵑（juichi）。