African Cuckoo vs Black-billed Koel
Cuculus gularis so với Eudynamys melanorhynchus
Side-by-Side Comparison
| Thuộc Tính | African Cuckoo | Black-billed Koel |
|---|---|---|
| Tên Khoa Học | Cuculus gularis | Eudynamys melanorhynchus |
| Bộ | Cuculiformes | Cuculiformes |
| Họ | Cuculidae | Cuculidae |
| Tình Trạng Bảo Tồn | Least Concern | Not Evaluated |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 41,8 cm (16.5 in) | — |
| Khối Lượng | 105,0 g (3.70 oz) | 199,875 g (7.05 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
African Cuckoo
Loud, far-carrying raucous call; harsh penetrating notes given from tall African forest canopy. Vocalization pattern typical of this species in its native habitat.
Black-billed Koel
Loud, resonant call with musical quality; rich carrying notes given from tall forest tree in Borneo.
Tình Trạng Bảo Tồn
African Cuckoo
Black-billed Koel
How to Tell Them Apart
African Cuckoo
African Cuckoo: gray above; white below with rufous barring; long dark tail; yellow eye-ring; African migrant similar to Common
Black-billed Koel
About These Birds
African Cuckoo
African Cuckoo (Cuculus gularis) — 32–35 cm. Very similar to Common Cuckoo; grey above; barred below; yellow bill base and orbital ring; long tail. Migratory intra-African breeder across sub-Saharan woodland and savanna. Brood parasite primarily targeting fork-tailed drongos. Insectivore.
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.