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Side-by-Side Comparison

属性	Whistling Yellowbill	Lesser Ground-cuckoo
学名	Ceuthmochares australis	Morococcyx erythropygus
目	Cuculiformes	Cuculiformes
科	Cuculidae	Cuculidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	24.4 cm (9.6 in)	19.8 cm (7.8 in)
体重	64.2 g (2.26 oz)	66.6 g (2.35 oz)
食性	--	--
产卵数	1-4	2
Population Trend	—	—

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Habitat Comparison

共同栖息地

无

Whistling Yellowbill only

🌲 Forest

Lesser Ground-cuckoo only

无

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Song & Call Comparison

Whistling Yellowbill

鸣唱

Loud, harsh call with penetrating quality; rough resonant notes carrying through dense forest habitat.

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

Whistling Yellowbill

Least Concern

Lesser Ground-cuckoo

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How to Tell Them Apart

Whistling Yellowbill

羽毛

Blue Coua: brilliant turquoise-blue overall; darker wings; bare facial skin; long graduated tail; Madagascar endemic; spectacular blue

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

Whistling Yellowbill

东非黄嘴马岛鹃 (Ceuthmochares australis)，体长约33厘米。外形与黄嘴马岛鹃相似，体羽灰黑色，嘴黄绿色，尾长。分布于非洲东部和南部的热带雨林，与aereus种形成地理替代分布。以昆虫为食，藏匿于茂密林中。

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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