African Emerald Cuckoo vs Cocos Cuckoo
Chrysococcyx cupreus compared with Coccyzus ferrugineus
Side-by-Side Comparison
| Attribute | African Emerald Cuckoo | Cocos Cuckoo |
|---|---|---|
| Scientific Name | Chrysococcyx cupreus | Coccyzus ferrugineus |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Least Concern | Vulnerable |
| Length | — | — |
| Wingspan | 21.1 cm (8.3 in) | 25.9 cm (10.2 in) |
| Weight | 38.0 g (1.34 oz) | 70.0 g (2.47 oz) |
| Diet | -- | -- |
| Clutch Size | -- | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
Cocos Cuckoo
Loud, resonant melodic call; rich notes building in musical sequence through dense tropical forest. Vocalization pattern typical of this species in its native habitat.
Conservation Status
African Emerald Cuckoo
Cocos Cuckoo
How to Tell Them Apart
African Emerald Cuckoo
New Caledonian Bronze-cuckoo: bronze-green above; barred white below; island endemic; red eye; iridescent bronze-green; small size
Cocos Cuckoo
Black-bellied Cuckoo: rufous above; black belly; white throat; red orbital ring; long rufous tail; yellow-green bill; neotropical
About These Birds
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.
Cocos Cuckoo
Cocos Cuckoo (Coccyzus ferrugineus) — 31–35 cm. Richly rufous-brown above; cinnamon-buff below; graduated tail; yellow lower mandible. Endemic to Cocos Island, Costa Rica (a UNESCO World Heritage Site). Non-parasitic. Insectivore. Vulnerable due to its extremely restricted range and introduced predators.