Chestnut-bellied Cuckoo vs Western Koel

Coccyzus pluvialis compared with Eudynamys scolopaceus

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Side-by-Side Comparison

Attribute Chestnut-bellied Cuckoo Western Koel
Scientific Name Coccyzus pluvialis Eudynamys scolopaceus
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length
Wingspan 35.5 cm (14.0 in) 39.3 cm (15.5 in)
Weight 159.5 g (5.63 oz) 230.0 g (8.11 oz)
Diet -- --
Clutch Size 2-4 2-3
Population Trend
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Habitat Comparison

Shared Habitats

Chestnut-bellied Cuckoo only

None

Western Koel only

None

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Song & Call Comparison

Chestnut-bellied Cuckoo

Song

Soft, descending whistled phrase; pure notes dropping gently in musical sequence from dense forest cover.

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

Chestnut-bellied Cuckoo

Least Concern

Western Koel

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How to Tell Them Apart

Chestnut-bellied Cuckoo

Plumage

Yellow-billed Cuckoo: olive-brown above; white below; yellow bill; rufous wing patches; white-spotted dark tail; North American

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

Chestnut-bellied Cuckoo

Chestnut-bellied Cuckoo (Coccyzus pluvialis) — 45–50 cm. Large island cuckoo; brown above; rich chestnut-orange belly; long broad tail. Endemic to Jamaica in forest and woodland. Non-parasitic. Omnivore; eats large insects, lizards, and berries. The largest cuckoo in the Caribbean.

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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