Whistling Yellowbill vs African Emerald Cuckoo
Ceuthmochares australis 对比 Chrysococcyx cupreus
Side-by-Side Comparison
| 属性 | Whistling Yellowbill | African Emerald Cuckoo |
|---|---|---|
| 学名 | Ceuthmochares australis | Chrysococcyx cupreus |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 24.4 cm (9.6 in) | 21.1 cm (8.3 in) |
| 体重 | 64.2 g (2.26 oz) | 38.0 g (1.34 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-4 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Whistling Yellowbill
Loud, harsh call with penetrating quality; rough resonant notes carrying through dense forest habitat.
African Emerald Cuckoo
Deep, hollow resonant booming call; powerful low notes carrying far through dense tropical forest. Vocalization pattern typical of this species in its native habitat.
保护状况
Whistling Yellowbill
African Emerald Cuckoo
How to Tell Them Apart
Whistling Yellowbill
Blue Coua: brilliant turquoise-blue overall; darker wings; bare facial skin; long graduated tail; Madagascar endemic; spectacular blue
African Emerald Cuckoo
New Caledonian Bronze-cuckoo: bronze-green above; barred white below; island endemic; red eye; iridescent bronze-green; small size
About These Birds
Whistling Yellowbill
东非黄嘴马岛鹃 (Ceuthmochares australis)，体长约33厘米。外形与黄嘴马岛鹃相似，体羽灰黑色，嘴黄绿色，尾长。分布于非洲东部和南部的热带雨林，与aereus种形成地理替代分布。以昆虫为食，藏匿于茂密林中。
African Emerald Cuckoo
非洲翡翠金鹃(Chrysococcyx cupreus)体长20-22厘米。雄鸟：上体及胸部呈耀眼的翡翠绿色；腹部横斑白色。广泛分布于撒哈拉以南非洲的森林和林地。寄生于多种鸟巢中，以其鲜亮的雄性羽色而著称。