Western Koel vs Northern Hawk-Cuckoo
Eudynamys scolopaceus 对比 Hierococcyx hyperythrus
Side-by-Side Comparison
| 属性 | Western Koel | Northern Hawk-Cuckoo |
|---|---|---|
| 学名 | Eudynamys scolopaceus | Hierococcyx hyperythrus |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 39.3 cm (15.5 in) | 39.7 cm (15.6 in) |
| 体重 | 230.0 g (8.11 oz) | 120.15 g (4.24 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Western Koel
鸣唱
Loud, far-carrying nasal call; distinctive penetrating notes audible through dense tropical forest. Vocalization pattern typical of this species in its native habitat.
Northern Hawk-Cuckoo
鸣唱
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in Philippines.
保护状况
Least Concern
Western Koel
Least Concern
Northern Hawk-Cuckoo
How to Tell Them Apart
Western Koel
羽毛
Shining Bronze-cuckoo: brilliant iridescent golden-green above; white barred below; bronze-green head; reddish eye; small size
Northern Hawk-Cuckoo
羽毛
Northern Hawk-Cuckoo: gray-brown above; white below with rufous streaking; hawk-like; long tail; yellow eye-ring; northern Asia
About These Birds
Western Koel
西方噪鹃，体长39-46厘米。雄鸟全身黑亮，眼红色。分布于南亚至东南亚大陆。巢寄生性。
Northern Hawk-Cuckoo
北鹰鹃分布于东北亚，繁殖于中国东北和俄罗斯远东，在东南亚越冬。上体灰褐，下体棕红色具条纹。以昆虫为食，是巢寄生鸟类，主要寄生于柳莺类。