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Side-by-Side Comparison

Merkmal	Ivory-billed Coucal	Rufous-winged Ground-cuckoo
Wissenschaftlicher Name	Centropus menbeki	Neomorphus rufipennis
Ordnung	Cuculiformes	Cuculiformes
Familie	Cuculidae	Cuculidae
Erhaltungsstatus	Least Concern	Least Concern
Länge	—	—
Flügelspannweite	43,6 cm (17.2 in)	34,1 cm (13.4 in)
Gewicht	461,25 g (16.27 oz)	381,25 g (13.45 oz)
Ernährung	--	--
Gelegegröße	--	--
Population Trend	—	—

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Habitat Comparison

Gemeinsame Lebensräume

🌲 Wald

Ivory-billed Coucal only

-

Rufous-winged Ground-cuckoo only

-

{# ════════════════════════════════════════════════════════════════════════ Song & Call Comparison ════════════════════════════════════════════════════════════════════════ #}

Song & Call Comparison

Ivory-billed Coucal

Gesang

Harsh, far-carrying call with deep quality; resonant rough notes carrying across African lowland forest.

Rufous-winged Ground-cuckoo

Gesang

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

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Erhaltungsstatus

Least Concern

Ivory-billed Coucal

Least Concern

Rufous-winged Ground-cuckoo

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How to Tell Them Apart

Ivory-billed Coucal

Gefieder

Buff-headed Coucal: distinctive buff-white head; dark brown back; rufous wings; pale underparts; long dark tail; red eye; head pattern

Rufous-winged Ground-cuckoo

Gefieder

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

Ivory-billed Coucal

Ivory-billed Coucal (Centropus menbeki) — 60–68 cm. Very large; blackish-brown overall with a pale ivory-coloured heavy bill; long graduated tail. Found in forest and tall secondary growth of New Guinea and Aru Islands. Non-parasitic; builds an enclosed grass nest. Omnivorous; takes large invertebrates, lizards, frogs, and small mammals.

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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