Black-billed Koel vs Rufous-winged Ground-cuckoo
Eudynamys melanorhynchus so với Neomorphus rufipennis
Side-by-Side Comparison
| Thuộc Tính | Black-billed Koel | Rufous-winged Ground-cuckoo |
|---|---|---|
| Tên Khoa Học | Eudynamys melanorhynchus | Neomorphus rufipennis |
| Bộ | Cuculiformes | Cuculiformes |
| Họ | Cuculidae | Cuculidae |
| Tình Trạng Bảo Tồn | Not Evaluated | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 34,1 cm (13.4 in) |
| Khối Lượng | 199,875 g (7.05 oz) | 381,25 g (13.45 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Black-billed Koel only
Rufous-winged Ground-cuckoo only
Không
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.
Tình Trạng Bảo Tồn
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
Black-billed Koel (Eudynamys melanorhynchus) — 38–44 cm. Male glossy black with a dark bill (unlike related koels with pale bills); female similar to Western Koel female. Endemic to Sulawesi and Sula Islands in Indonesia. Brood parasite; hosts include corvids. Frugivore and insectivore.
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.