Black-billed Koel vs Dark Hawk-Cuckoo
Eudynamys melanorhynchus comparado con Hierococcyx bocki
Side-by-Side Comparison
| Atributo | Black-billed Koel | Dark Hawk-Cuckoo |
|---|---|---|
| Nombre científico | Eudynamys melanorhynchus | Hierococcyx bocki |
| Orden | Cuculiformes | Cuculiformes |
| Familia | Cuculidae | Cuculidae |
| Estado de conservación | Not Evaluated | Least Concern |
| Longitud | — | — |
| Envergadura | — | 35,9 cm (14.1 in) |
| Peso | 199,875 g (7.05 oz) | 137,0 g (4.83 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | -- | -- |
| 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.
Dark Hawk-Cuckoo
Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in South Asia.
Estado de conservación
Black-billed Koel
Dark Hawk-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
Dark Hawk-Cuckoo
Dark Hawk-Cuckoo: dark brown above; pale below with dense dark barring; hawk-like; long barred tail; yellow orbital ring; dark morph
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.
Dark Hawk-Cuckoo
El cucúl de halcón oscuro (Hierococcyx bocki) mide 28-31 cm. Gris oscuro en las partes superiores, pálido en las inferiores con rayas oscuras. Parásito de nido. Habita en bosques de Malasia, Indonesia (Sumatra, Java, Borneo) y Tailandia. Anuncia su presencia con un llamativo silbido descendente repetitivo. Especie de distribución relativamente restringida en el sureste asiático insular. Poco conocido en cuanto a sus hospedadores preferidos y biología reproductiva.