African Emerald Cuckoo vs Saint Helena Cuckoo
Chrysococcyx cupreus 比較対象 Nannococcyx psix
Side-by-Side Comparison
| 属性 | African Emerald Cuckoo | Saint Helena Cuckoo |
|---|---|---|
| 学名 | Chrysococcyx cupreus | Nannococcyx psix |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保全状況 | Least Concern | Extinct |
| 体長 | — | — |
| 翼開長 | 21.1 cm (8.3 in) | — |
| 体重 | 38.0 g (1.34 oz) | 171.0 g (6.03 oz) |
| 食性 | -- | -- |
| 一腹卵数 | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
Saint Helena Cuckoo
Loud, far-carrying raucous call; harsh penetrating notes given from dense island forest canopy. Vocalization pattern typical of this species in its native habitat.
保全状況
African Emerald Cuckoo
Saint Helena Cuckoo
How to Tell Them Apart
African Emerald Cuckoo
Saint Helena Cuckoo
Saint Helena Cuckoo: extinct; brown above; pale below; long graduated tail; island cuckoo; known only from subfossil remains
About These Birds
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。
Saint Helena Cuckoo
Saint Helena Cuckoo (Nannococcyx psix) — ~25 cm. Extinct. Known only from subfossil remains from Saint Helena, South Atlantic. A small cuckoo inferred from bone morphology; likely became extinct following human colonisation of the island in the 16th century and the introduction of predators.