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Side-by-Side Comparison

Attribute	Banded Ground-cuckoo	Rufous-winged Ground-cuckoo
Scientific Name	Neomorphus radiolosus	Neomorphus rufipennis
Order	Cuculiformes	Cuculiformes
Family	Cuculidae	Cuculidae
Conservation Status	Vulnerable	Least Concern
Length	—	—
Wingspan	30.4 cm (12.0 in)	34.1 cm (13.4 in)
Weight	399.0 g (14.07 oz)	381.25 g (13.45 oz)
Diet	--	--
Clutch Size	1	--
Population Trend	—	—

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Habitat Comparison

Shared Habitats

🌲 Forest

Banded Ground-cuckoo only

None

Rufous-winged Ground-cuckoo only

None

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Song & Call Comparison

Banded Ground-cuckoo

Song

Loud, deep resonant booming call; powerful bass notes carrying across dense lowland tropical forest.

Rufous-winged Ground-cuckoo

Song

Deep, hollow resonant call; powerful low-frequency sound carrying across dense lowland tropical forest floor.

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Conservation Status

Vulnerable

Banded Ground-cuckoo

Least Concern

Rufous-winged Ground-cuckoo

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How to Tell Them Apart

Banded Ground-cuckoo

Plumage

Rufous-winged Ground-cuckoo: dark brown above; buff below; rufous wing patches visible in flight; long tail; blue orbital ring; ground

Rufous-winged Ground-cuckoo

Plumage

Pheasant Coucal: dark glossy black head and body; rufous-brown wings; strongly barred dark tail; reddish eye; terrestrial habits

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About These Birds

Banded Ground-cuckoo

Banded Ground-cuckoo (Neomorphus radiolosus) — 48–52 cm. Dark brown; broad black breast bands; rufous belly; vivid blue orbital skin. Endemic to wet foothill forest of Colombia and Ecuador. Non-parasitic; follows army ant columns. Insectivore. Endangered due to severe habitat loss in its restricted range.

Rufous-winged Ground-cuckoo

Rufous-winged Ground-cuckoo (Neomorphus rufipennis) — 46–50 cm. Bronze-green above; rufous wing panels; pale buff below. Found in humid forest of Venezuela, Guyana, and northern Brazil. Non-parasitic; follows army ants. Insectivore and small vertebrate predator. Rarely encountered; Near Threatened.

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