Black-billed Koel vs Rufous-winged Ground-cuckoo
Eudynamys melanorhynchus 比較対象 Neomorphus rufipennis
Side-by-Side Comparison
| 属性 | Black-billed Koel | Rufous-winged Ground-cuckoo |
|---|---|---|
| 学名 | Eudynamys melanorhynchus | Neomorphus rufipennis |
| 目 | Cuculiformes | Cuculiformes |
| 科 | Cuculidae | Cuculidae |
| 保全状況 | Not Evaluated | Least Concern |
| 体長 | — | — |
| 翼開長 | — | 34.1 cm (13.4 in) |
| 体重 | 199.875 g (7.05 oz) | 381.25 g (13.45 oz) |
| 食性 | -- | -- |
| 一腹卵数 | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-billed Koel
Loud, resonant call with musical quality; rich carrying notes given from tall forest tree in Borneo.
Rufous-winged Ground-cuckoo
Deep, hollow resonant call; powerful low-frequency sound carrying across dense lowland tropical forest floor.
保全状況
Black-billed Koel
Rufous-winged Ground-cuckoo
How to Tell Them Apart
Black-billed Koel
Golden Bronze-cuckoo: golden-bronze iridescence; white barred underparts; golden-green head; bronze sheen; small Pacific cuckoo
Rufous-winged Ground-cuckoo
Pheasant Coucal: dark glossy black head and body; rufous-brown wings; strongly barred dark tail; reddish eye; terrestrial habits
About These Birds
Black-billed Koel
スラウェシ島固有のカッコウで、黒い嘴を持ち、托卵行動をとる。
Rufous-winged Ground-cuckoo
Rufous-winged Ground-cuckoo (Neomorphus rufipennis) — 46–50 cm. Bronze-green above; rufous wing panels; pale buff below. Found in humid forest of Venezuela, Guyana, and northern Brazil. Non-parasitic; follows army ants. Insectivore and small vertebrate predator. Rarely encountered; Near Threatened.