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Side-by-Side Comparison

属性	Green-billed Coucal	Rufous-winged Ground-cuckoo
学名	Centropus chlororhynchos	Neomorphus rufipennis
目	Cuculiformes	Cuculiformes
科	Cuculidae	Cuculidae
保护状况	Vulnerable	Least Concern
体长	—	—
翼展	33.0 cm (13.0 in)	34.1 cm (13.4 in)
体重	244.4 g (8.62 oz)	381.25 g (13.45 oz)
食性	--	--
产卵数	2-3	--
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest

Green-billed Coucal only

无

Rufous-winged Ground-cuckoo only

无

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Song & Call Comparison

Green-billed Coucal

鸣唱

Loud, nasal call with carrying quality; distinctive resonant notes given from tall African forest tree.

Rufous-winged Ground-cuckoo

鸣唱

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

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保护状况

Vulnerable

Green-billed Coucal

Least Concern

Rufous-winged Ground-cuckoo

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How to Tell Them Apart

Green-billed Coucal

羽毛

Sunda Coucal: dark glossy brown above; rufous wings; pale buff-cream below; long graduated dark tail; red eye; forest-dwelling

Rufous-winged Ground-cuckoo

羽毛

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

Green-billed Coucal

绿嘴鸦鹃 (Centropus chlororhynchos)，体长约43厘米。嘴绿色，上体栗红色，头颈黑色带紫色光泽，下体黑色，尾长。眼红色。特有于斯里兰卡，为濒危物种。栖息于低地茂密雨林。以大型昆虫、蜥蜴和蛙类为食。

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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