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Side-by-Side Comparison

属性	Sumatran Ground-cuckoo	Guira Cuckoo
学名	Carpococcyx viridis	Guira guira
目	Cuculiformes	Cuculiformes
科	Cuculidae	Cuculidae
保护状况	Critically Endangered	Least Concern
体长	—	—
翼展	42.2 cm (16.6 in)	34.7 cm (13.7 in)
体重	495.7 g (17.49 oz)	141.73333333333335 g (5.00 oz)
食性	--	Omnivore of open South American country; eats large insects, small frogs, lizards, and bird eggs. …
产卵数	--	--
Population Trend	—	—

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Habitat Comparison

共同栖息地

无

Sumatran Ground-cuckoo only

🌲 Forest

Guira Cuckoo only

🌾 Grassland 🏖️ Coastal

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Song & Call Comparison

Sumatran Ground-cuckoo

鸣唱

Deep, resonant whistled call; melodic notes with carrying quality audible through dense woodland habitat.

Guira Cuckoo

鸣唱

Loud, gurgling call with hollow quality; distinctive multi-tonal sound carrying across open African savanna.

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Geographic Range & Migration

Sumatran Ground-cuckoo

Guira Cuckoo

Found in open habitats across South America east of the Andes from Brazil to Argentina. Resident and gregarious.

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保护状况

Critically Endangered

Sumatran Ground-cuckoo

Least Concern

Guira Cuckoo

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How to Tell Them Apart

Sumatran Ground-cuckoo

羽毛

Goliath Coucal (large form): very large; dark brown; rich rufous wings; pale buff below; long dark tail; red eye; impressive

Guira Cuckoo

羽毛

Broad-billed Bronze-cuckoo: bronze-green above; broadly barred white below; wide bars; reddish eye; Australian bronze cuckoo

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About These Birds

Sumatran Ground-cuckoo

苏门答腊地鹃，体长52–58厘米，铜绿色、红黄色脸部裸皮，极危，分布于苏门答腊低地森林，为最稀有的杜鹃之一。

Guira Cuckoo

圭拉鹃是南美洲特有的杜鹃科鸟类，广泛分布于巴西、阿根廷等地的开阔地带。体色棕褐，具醒目的冠羽，尾羽宽大。与其他杜鹃不同，圭拉鹃以群体方式生活，共同育雏。杂食性，以昆虫、小型脊椎动物为主食。

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