African Emerald Cuckoo vs Klaas's Cuckoo
Chrysococcyx cupreus compared with Chrysococcyx klaas
Side-by-Side Comparison
| Attribute | African Emerald Cuckoo | Klaas's Cuckoo |
|---|---|---|
| Scientific Name | Chrysococcyx cupreus | Chrysococcyx klaas |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 21.1 cm (8.3 in) | 19.8 cm (7.8 in) |
| Weight | 38.0 g (1.34 oz) | 27.919999999999998 g (0.98 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.
Klaas's Cuckoo
Loud, raucous call with harsh quality; penetrating rough notes carrying well through dense forest. Vocalization pattern typical of this species in its native habitat.
Conservation Status
African Emerald Cuckoo
Klaas's 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
Klaas's Cuckoo
Black-eared Bronze-cuckoo: dark ear patch; bronze-green above; barred white below; red eye; distinctive dark ear patch; small
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.
Klaas's Cuckoo
Klaas's Cuckoo (Chrysococcyx klaas) — 17–18 cm. Male: plain iridescent green above; white below with faint green-grey barring on flanks; white behind eye. Female: barred green-brown and buff. Inhabits forest edge, woodland, and gardens across sub-Saharan Africa. Brood parasite targeting sunbirds and warblers. Insectivore.