Green-billed Coucal vs African Emerald Cuckoo

Centropus chlororhynchos compared with Chrysococcyx cupreus

Side-by-Side Comparison

Attribute Green-billed Coucal African Emerald Cuckoo
Scientific Name Centropus chlororhynchos Chrysococcyx cupreus
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Vulnerable Least Concern
Length — —
Wingspan 33.0 cm (13.0 in) 21.1 cm (8.3 in)
Weight 244.4 g (8.62 oz) 38.0 g (1.34 oz)
Diet -- --
Clutch Size 2-3 --
Population Trend — —

Habitat Comparison

Shared Habitats

None

Green-billed Coucal only

African Emerald Cuckoo only

None

Song & Call Comparison

Green-billed Coucal

Song

Loud, nasal call with carrying quality; distinctive resonant notes given from tall African forest tree.

African Emerald Cuckoo

Song

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

Vulnerable

Green-billed Coucal

Least Concern

African Emerald Cuckoo

About These Birds

Green-billed Coucal

Green-billed Coucal (Centropus chlororhynchos) — 43–47 cm. Blue-black with a long graduated tail; pale greenish bill. Endemic to Sri Lanka in wet forest and dense riverine scrub. Non-parasitic. Omnivore; hunts lizards, large insects, and frogs. Vulnerable; highly forest-dependent and threatened by ongoing deforestation.

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.

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