Biak Coucal vs African Emerald Cuckoo
Centropus chalybeus compared with Chrysococcyx cupreus
Side-by-Side Comparison
| Attribute | Biak Coucal | African Emerald Cuckoo |
|---|---|---|
| Scientific Name | Centropus chalybeus | Chrysococcyx cupreus |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Near Threatened | Least Concern |
| Length | — | — |
| Wingspan | 39.1 cm (15.4 in) | 21.1 cm (8.3 in) |
| Weight | 244.4 g (8.62 oz) | 38.0 g (1.34 oz) |
| Diet | -- | -- |
| Clutch Size | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Biak Coucal
Deep, booming resonant call; powerful low notes carrying impressively across African lowland forest floor.
African Emerald Cuckoo
Deep, hollow resonant booming call; powerful low notes carrying far through dense tropical forest. Vocalization pattern typical of this species in its native habitat.
Conservation Status
Biak Coucal
African Emerald Cuckoo
About These Birds
Biak Coucal
Biak Coucal (Centropus chalybeus) — 42–48 cm. Glossy blue-black above; chestnut-rufous wings; pale buff underparts; heavy bill. Endemic to Biak Island, Irian Jaya, Indonesia. Inhabits lowland and foothill forest. Non-parasitic. Omnivore. Listed as Vulnerable due to its very restricted island range and ongoing habitat degradation.
African Emerald Cuckoo
African Emerald Cuckoo (Chrysococcyx cupreus) — 20–22 cm. Male: dazzling emerald green above and on breast; yellow belly; red bill. Female: bronze-green above; rufous-barred below. Inhabits primary forest and dense secondary growth across West and Central Africa. Brood parasite targeting sunbirds and other small passerines. Insectivore.