Kai Coucal vs Lesser Ground-cuckoo

Centropus spilopterus compared with Morococcyx erythropygus

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Side-by-Side Comparison

Attribute Kai Coucal Lesser Ground-cuckoo
Scientific Name Centropus spilopterus Morococcyx erythropygus
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length
Wingspan 46.6 cm (18.3 in) 19.8 cm (7.8 in)
Weight 244.4 g (8.62 oz) 66.6 g (2.35 oz)
Diet -- --
Clutch Size -- 2
Population Trend
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Habitat Comparison

Shared Habitats

None

Kai Coucal only

Lesser Ground-cuckoo only

None

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Song & Call Comparison

Kai Coucal

Song

Loud, far-carrying resonant call; deep hollow notes given repeatedly from tropical forest perch. Vocalization pattern typical of this species in its native habitat.

Lesser Ground-cuckoo

Song

Soft, ventriloquial whistled phrase; clear pure notes given quietly and deceptively from dense tropical thicket.

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Conservation Status

Least Concern

Kai Coucal

Least Concern

Lesser Ground-cuckoo

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How to Tell Them Apart

Kai Coucal

Plumage

Burchell's Coucal: white eyebrow; streaked brown above; rufous wings; pale white below; long tail; red eye; bold white supercilium

Lesser Ground-cuckoo

Plumage

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 These Birds

Kai Coucal

Kai Coucal (Centropus spilopterus) — 42–46 cm. Chestnut-rufous with spotted wing coverts; black head and tail; heavy bill. Endemic to the Kai Islands, Indonesia. Inhabits forest and dense scrub. Non-parasitic. Omnivore. Poorly known due to its remote island range.

Lesser Ground-cuckoo

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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