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Side-by-Side Comparison

属性	Lesser Ground-cuckoo	Thick-billed Cuckoo
学名	Morococcyx erythropygus	Pachycoccyx audeberti
目	Cuculiformes	Cuculiformes
科	Cuculidae	Cuculidae
保全状況	Least Concern	Least Concern
体長	—	—
翼開長	19.8 cm (7.8 in)	44.1 cm (17.4 in)
体重	66.6 g (2.35 oz)	104.0 g (3.67 oz)
食性	--	--
一腹卵数	2	--
Population Trend	—	—

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Habitat Comparison

共通生息地

None

Lesser Ground-cuckoo only

None

Thick-billed Cuckoo only

🌲 Forest

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Song & Call Comparison

Lesser Ground-cuckoo

さえずり

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

Thick-billed Cuckoo

さえずり

Deep, hollow resonant booming; powerful low notes carrying through dense humid Southeast Asian forest.

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保全状況

Least Concern

Lesser Ground-cuckoo

Least Concern

Thick-billed Cuckoo

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How to Tell Them Apart

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

Thick-billed Cuckoo

羽毛

Long-tailed Koel: males blue-black; females barred brown; very long tail; red eye; Pacific island koel; strongly dimorphic

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About These Birds

Lesser Ground-cuckoo

メキシコからコスタリカにかけての乾燥した低地林に生息するレッサーグラウンドカッコウ。体長25〜28cm。地面を走り昆虫や小動物を捕食する。地面を好む習性のカッコウ類。低危険種。

Thick-billed Cuckoo

Thick-billed Cuckoo (Pachycoccyx audeberti) — 32–36 cm. Hawk-like; dark brown above; white below with fine dark streaking; thick, strongly curved bill. Inhabits woodland and savanna of East and Central Africa from Tanzania to Malawi and Mozambique. Brood parasite targeting helmet-shrikes (Prionops). Insectivore. Rare and locally distributed.

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