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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