Red-chested Cuckoo vs Western Koel

Cuculus solitarius compared with Eudynamys scolopaceus

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Side-by-Side Comparison

Attribute Red-chested Cuckoo Western Koel
Scientific Name Cuculus solitarius Eudynamys scolopaceus
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length
Wingspan 37.5 cm (14.8 in) 39.3 cm (15.5 in)
Weight 75.83333333333333 g (2.67 oz) 230.0 g (8.11 oz)
Diet -- --
Clutch Size -- 2-3
Population Trend
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Habitat Comparison

Shared Habitats

Red-chested Cuckoo only

None

Western Koel only

None

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Song & Call Comparison

Red-chested Cuckoo

Song

Loud, haunting call with mournful quality; deep resonant notes echoing through dense African forest.

Western Koel

Song

Loud, far-carrying nasal call; distinctive penetrating notes audible through dense tropical forest. Vocalization pattern typical of this species in its native habitat.

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Conservation Status

Least Concern

Red-chested Cuckoo

Least Concern

Western Koel

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How to Tell Them Apart

Red-chested Cuckoo

Plumage

Red-chested Cuckoo: gray above; rufous-orange breast; white belly; long dark graduated tail; red eye; bold rufous chest diagnostic

Western Koel

Plumage

Shining Bronze-cuckoo: brilliant iridescent golden-green above; white barred below; bronze-green head; reddish eye; small size

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About These Birds

Red-chested Cuckoo

Red-chested Cuckoo (Cuculus solitarius) — 28–32 cm. Grey above; orange-rufous breast; barred white belly; long tail; yellow orbital ring. Widespread in forest, woodland, and dense scrub across sub-Saharan Africa. Brood parasite targeting robin-chats and thrushes. Insectivore. Its three-note call — 'piet-my-vrou' in Afrikaans — is iconic.

Western Koel

Western Koel (Eudynamys scolopaceus) — 39–46 cm. Male glossy black; female brown with white spots and barred underparts; red eye. Widespread from South Asia through mainland Southeast Asia. Brood parasite targeting crows and mynas. Frugivore and insectivore. Its rising wailing call heralds the Indian summer.

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