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Song & Call Comparison
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Song & Call Comparison
Chestnut-breasted Cuckoo
Song
Loud, far-carrying resonant call with chestnut-breasted quality; deep hollow notes carrying through Pacific 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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Geographic Range & Migration
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Conservation Status Comparison
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Conservation Status
Least Concern
Chestnut-breasted Cuckoo
Least Concern
Western Koel
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Identification Tips — How to Tell Them Apart
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How to Tell Them Apart
Chestnut-breasted Cuckoo
Plumage
Chestnut-breasted Cuckoo: rich chestnut breast; gray-brown above; pale belly; long dark tail; red orbital ring; bold chestnut breast
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 Each Bird (Descriptions)
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Chestnut-breasted Cuckoo (Cacomantis castaneiventris) — 20–24 cm. Grey above; bright chestnut breast and belly; grey chin; yellow orbital ring. Restricted to rainforest and forest edge of Cape York Peninsula, Australia, and southern New Guinea. Brood parasite targeting gerygones. Insectivore.
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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Related Comparisons
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More Birds in Family
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