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Side-by-Side Comparison

属性	Greater Ani	Western Koel
学名	Crotophaga major	Eudynamys scolopaceus
目	Cuculiformes	Cuculiformes
科	Cuculidae	Cuculidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	38.7 cm (15.2 in)	39.3 cm (15.5 in)
体重	184.625 g (6.51 oz)	230.0 g (8.11 oz)
食性	Insectivore of tropical South American marshes; eats hairy caterpillars, large beetles, and small lizards. Also …	--
产卵数	3-7	2-3
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest

Greater Ani only

🌿 Wetland 🏖️ Coastal

Western Koel only

无

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Song & Call Comparison

Greater Ani

鸣唱

Soft, wheezy call with plaintive quality; delicate notes given quietly from dense grassland cover at dawn.

Western Koel

鸣唱

Loud, far-carrying nasal call; distinctive penetrating notes audible through dense tropical forest. Vocalization pattern typical of this species in its native habitat.

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Geographic Range & Migration

Greater Ani

Found in tropical forests, mangroves, and marshes from Mexico to Argentina. Resident in lowland wetland habitats.

Western Koel

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保护状况

Least Concern

Greater Ani

Least Concern

Western Koel

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How to Tell Them Apart

Greater Ani

羽毛

Black-eared Bronze-cuckoo: dark ear patch; bronze-green above; barred white below; red eye; distinctive dark ear patches; small

Western Koel

羽毛

Shining Bronze-cuckoo: brilliant iridescent golden-green above; white barred below; bronze-green head; reddish eye; small size

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About These Birds

Greater Ani

大犁鸥（Crotophaga major）— 分布于中南美洲河流和湿地的最大犁鸥。蓝色眼睛和黑色羽毛为特征。共同筑巢。

Western Koel

西方噪鹃，体长39-46厘米。雄鸟全身黑亮，眼红色。分布于南亚至东南亚大陆。巢寄生性。

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More Birds to Explore

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