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Song & Call Comparison
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Song & Call Comparison
Western Koel
Chant
Loud, far-carrying nasal call; distinctive penetrating notes audible through dense tropical forest. Vocalization pattern typical of this species in its native habitat.
Red-billed Ground-cuckoo
Chant
Loud, harsh cackling call; piercing raucous notes carrying well across tall dense tropical forest habitat.
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Geographic Range & Migration
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Conservation Status Comparison
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Statut de conservation
Least Concern
Western Koel
Least Concern
Red-billed Ground-cuckoo
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Identification Tips — How to Tell Them Apart
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How to Tell Them Apart
Western Koel
Plumage
Shining Bronze-cuckoo: brilliant iridescent golden-green above; white barred below; bronze-green head; reddish eye; small size
Red-billed Ground-cuckoo
Plumage
Goliath Coucal: very large; dark brown above; rich rufous wings; pale buff below; long dark tail; red eye; impressive large size
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About Each Bird (Descriptions)
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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.
Red-billed Ground-cuckoo (Neomorphus pucheranii) — 46–50 cm. Greenish-brown above; rufous-buff below; bright red decurved bill; bare blue orbital patch. Inhabits dense lowland forest of western Amazonia in Colombia, Ecuador, Peru, and Brazil. Non-parasitic; terrestrial; follows army ants for flushed prey. Insectivore. Secretive and rarely observed.
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Related Comparisons
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More Birds in Family
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