Green-billed Coucal vs African Cuckoo

Centropus chlororhynchos compared with Cuculus gularis

Side-by-Side Comparison

Attribute Green-billed Coucal African Cuckoo
Scientific Name Centropus chlororhynchos Cuculus gularis
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Vulnerable Least Concern
Length — —
Wingspan 33.0 cm (13.0 in) 41.8 cm (16.5 in)
Weight 244.4 g (8.62 oz) 105.0 g (3.70 oz)
Diet -- --
Clutch Size 2-3 --
Population Trend — —

Habitat Comparison

Shared Habitats

Green-billed Coucal only

None

African 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 Cuckoo

Song

Loud, far-carrying raucous call; harsh penetrating notes given from tall African forest canopy. Vocalization pattern typical of this species in its native habitat.

Conservation Status

Vulnerable

Green-billed Coucal

Least Concern

African Cuckoo

How to Tell Them Apart

Green-billed Coucal

African Cuckoo

Plumage

African Cuckoo: gray above; white below with rufous barring; long dark tail; yellow eye-ring; African migrant similar to Common

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 Cuckoo

African Cuckoo (Cuculus gularis) — 32–35 cm. Very similar to Common Cuckoo; grey above; barred below; yellow bill base and orbital ring; long tail. Migratory intra-African breeder across sub-Saharan woodland and savanna. Brood parasite primarily targeting fork-tailed drongos. Insectivore.

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