Black-billed Coucal vs Lesser Ground-cuckoo
Centropus bernsteini 比較対象 Morococcyx erythropygus
Side-by-Side Comparison
| 属性 | Black-billed Coucal | Lesser Ground-cuckoo |
|---|---|---|
| 学名 | Centropus bernsteini | Morococcyx erythropygus |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 37.2 cm (14.6 in) | 19.8 cm (7.8 in) |
| 体重 | 162.5 g (5.73 oz) | 66.6 g (2.35 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-billed Coucal
さえずり
Loud, clear whistled call with carrying quality; rich musical notes audible through dense humid forest.
Lesser Ground-cuckoo
さえずり
Soft, ventriloquial whistled phrase; clear pure notes given quietly and deceptively from dense tropical thicket.
保全状況
Least Concern
Black-billed Coucal
Least Concern
Lesser Ground-cuckoo
How to Tell Them Apart
Black-billed Coucal
羽毛
White-browed Coucal: white supercilium stripe; brown-streaked above; rufous wings; pale buff below; long dark tail; red eye
Lesser Ground-cuckoo
羽毛
Greater Roadrunner: boldly streaked brown above; white-cream below with dark streaks; long tail; shaggy crest; bare facial skin; fast runner
About These Birds
Black-billed Coucal
体長40〜44cmのニューギニア北・西部に生息するカッコウ。赤褐色の背・黒い頭・全黒の嘴が特徴。
Lesser Ground-cuckoo
メキシコからコスタリカにかけての乾燥した低地林に生息するレッサーグラウンドカッコウ。体長25〜28cm。地面を走り昆虫や小動物を捕食する。地面を好む習性のカッコウ類。低危険種。