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Song & Call Comparison
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Song & Call Comparison
Eastern Koel
Tiếng Hót
Loud, far-carrying resonant call; deep musical notes audible through dense tropical forest in Sumatra.
Lesser Ground-cuckoo
Tiếng Hót
Soft, ventriloquial whistled phrase; clear pure notes given quietly and deceptively from dense tropical thicket.
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Geographic Range & Migration
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Conservation Status Comparison
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Tình Trạng Bảo Tồn
Least Concern
Eastern Koel
Least Concern
Lesser Ground-cuckoo
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Identification Tips — How to Tell Them Apart
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Greater Roadrunner: boldly streaked brown above; white-cream below with dark streaks; long tail; shaggy crest; bare facial skin; fast runner
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About Each Bird (Descriptions)
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Eastern Koel (Eudynamys orientalis) — 38–46 cm. Male glossy black; female brown with heavy spotting; pale green bill; red eye; long tail. Ranges across Southeast Asia, New Guinea, and Australia; migrates to Australia in spring. Brood parasite targeting magpies and friarbirds. Frugivore; disperses rainforest seeds.
Lesser Ground-cuckoo (Morococcyx erythropygus) — 28 cm. Brown above; chestnut rump; whitish underparts; bare blue orbital skin. Inhabits dry and semi-arid scrub from Mexico to Costa Rica. Non-parasitic; builds its own nest in low shrubs. Runs on the ground hunting large insects, lizards, and amphibians. Monotypic genus endemic to Mesoamerica.
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Related Comparisons
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More Birds in Family
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