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Side-by-Side Comparison

属性	Ivory-billed Coucal	Lesser Ground-cuckoo
学名	Centropus menbeki	Morococcyx erythropygus
目	Cuculiformes	Cuculiformes
科	Cuculidae	Cuculidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	43.6 cm (17.2 in)	19.8 cm (7.8 in)
体重	461.25 g (16.27 oz)	66.6 g (2.35 oz)
食性	--	--
产卵数	--	2
Population Trend	—	—

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Habitat Comparison

共同栖息地

无

Ivory-billed Coucal only

🌲 Forest

Lesser Ground-cuckoo only

无

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Song & Call Comparison

Ivory-billed Coucal

鸣唱

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

Lesser Ground-cuckoo

鸣唱

Soft, ventriloquial whistled phrase; clear pure notes given quietly and deceptively from dense tropical thicket.

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保护状况

Least Concern

Ivory-billed Coucal

Least Concern

Lesser Ground-cuckoo

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How to Tell Them Apart

Ivory-billed Coucal

羽毛

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

Lesser Ground-cuckoo

羽毛

Greater Roadrunner: boldly streaked brown above; white-cream below with dark streaks; long tail; shaggy crest; bare facial skin; fast runner

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About These Birds

Ivory-billed Coucal

大鸦鹃 (Centropus menbeki)，体长约50厘米。上体栗红色，头颈黑色具蓝紫色光泽，下体黑色，尾极长。眼红色，嘴粗壮。分布于新几内亚及周边岛屿。栖息于低地雨林和次生植被。以大型昆虫、蜥蜴和小型哺乳动物为食。

Lesser Ground-cuckoo

Lesser Ground-cuckoo (Morococcyx erythropygus) — 28 cm. Brown above; chestnut rump; whitish underparts; bare blue orbital skin. Inhabits dry and semi-arid scrub from Mexico to Costa Rica. Non-parasitic; builds its own nest in low shrubs. Runs on the ground hunting large insects, lizards, and amphibians. Monotypic genus endemic to Mesoamerica.

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