Olive Long-tailed Cuckoo vs African Emerald Cuckoo
Cercococcyx olivinus 比較対象 Chrysococcyx cupreus
Side-by-Side Comparison
| 属性 | Olive Long-tailed Cuckoo | African Emerald Cuckoo |
|---|---|---|
| 学名 | Cercococcyx olivinus | Chrysococcyx cupreus |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 27.8 cm (10.9 in) | 21.1 cm (8.3 in) |
| 体重 | 65.83333333333333 g (2.32 oz) | 38.0 g (1.34 oz) |
| 食性 | -- | -- |
| 一腹卵数 | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Olive Long-tailed Cuckoo
さえずり
Loud, far-carrying resonant call; deep hollow notes given repeatedly from dense forest canopy. Vocalization pattern typical of this species in its native habitat.
African Emerald Cuckoo
さえずり
Deep, hollow resonant booming call; powerful low notes carrying far through dense tropical forest. Vocalization pattern typical of this species in its native habitat.
保全状況
Least Concern
Olive Long-tailed Cuckoo
Least Concern
African Emerald Cuckoo
How to Tell Them Apart
Olive Long-tailed Cuckoo
羽毛
Olive Long-tailed Cuckoo: olive-brown above; pale buff below; very long graduated dark tail; red eye; olive coloration diagnostic
African Emerald Cuckoo
About These Birds
Olive Long-tailed Cuckoo
オリーブ長尾カッコウ (Cercococcyx olivinus) — 28〜32 cm。上面はオリーブ褐色；下面は淡いバフ色でかすかな横縞；長い尾。西・中部アフリカの山地・亜山地林に生息。托卵性。
African Emerald Cuckoo
エメラルドカッコウ(Chrysococcyx cupreus)はアフリカ熱帯地方に生息する小型のカッコウです。オスは鮮やかなエメラルドグリーンの体色を持ち、林内の美しい宝石のようです。托卵性で、様々な小型鳥類の巣に産卵します。