Olive Long-tailed Cuckoo vs Sulawesi Cuckoo
Cercococcyx olivinus 比較対象 Cuculus crassirostris
Side-by-Side Comparison
| 属性 | Olive Long-tailed Cuckoo | Sulawesi Cuckoo |
|---|---|---|
| 学名 | Cercococcyx olivinus | Cuculus crassirostris |
| 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) | 41.2 cm (16.2 in) |
| 体重 | 65.83333333333333 g (2.32 oz) | 85.0 g (3.00 oz) |
| 食性 | -- | -- |
| 一腹卵数 | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Olive Long-tailed Cuckoo
Loud, far-carrying resonant call; deep hollow notes given repeatedly from dense forest canopy. Vocalization pattern typical of this species in its native habitat.
Sulawesi Cuckoo
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in Asia. Vocalization pattern typical of this species in its native habitat.
保全状況
Olive Long-tailed Cuckoo
Sulawesi Cuckoo
How to Tell Them Apart
Olive Long-tailed Cuckoo
Olive Long-tailed Cuckoo: olive-brown above; pale buff below; very long graduated dark tail; red eye; olive coloration diagnostic
Sulawesi Cuckoo
Sulawesi Cuckoo: dark gray-brown above; pale below; long dark tail; yellow orbital ring; Sulawesi endemic; larger than most Cuculus
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。
Sulawesi Cuckoo
サンギヘカッコウ（Cuculus crassirostris）— スラウェシ北部のサンギヘ諸島固有のカッコウ。太い嘴が特徴。森林に生息する希少種。