White-crowned Cuckoo vs Dark Hawk-Cuckoo
Caliechthrus leucolophus 比較対象 Hierococcyx bocki
Side-by-Side Comparison
| 属性 | White-crowned Cuckoo | Dark Hawk-Cuckoo |
|---|---|---|
| 学名 | Caliechthrus leucolophus | Hierococcyx bocki |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 34.8 cm (13.7 in) | 35.9 cm (14.1 in) |
| 体重 | 112.75 g (3.98 oz) | 137.0 g (4.83 oz) |
| 食性 | -- | -- |
| 一腹卵数 | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-crowned Cuckoo
さえずり
Loud, resonant call with musical quality; rich carrying notes building in sequence from forest perch.
Dark Hawk-Cuckoo
さえずり
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in South Asia.
保全状況
Least Concern
White-crowned Cuckoo
Least Concern
Dark Hawk-Cuckoo
How to Tell Them Apart
White-crowned Cuckoo
羽毛
White-crowned Cuckoo: white crown; dark brown mantle; pale below; long dark tail; distinctive white crown contrasting dark body
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
White-crowned Cuckoo
ニューギニアに生息する体長30〜34cmの黒白のカッコウ。托卵性。
Dark Hawk-Cuckoo
ボックカッコウ（Hierococcyx bocki）はボルネオ・スマトラなどの東南アジアの低地・丘陵林に生息するカッコウ科（Cuculidae）の鳥（体長27〜30 cm）。成鳥は灰色の上面と縞状の下面が特徴。托卵性。独特の鳴き声で識別。