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Side-by-Side Comparison

属性	Lesser Ground-cuckoo	Long-tailed Koel
学名	Morococcyx erythropygus	Urodynamis taitensis
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)	34.4 cm (13.5 in)
体重	66.6 g (2.35 oz)	113.5 g (4.00 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

Long-tailed Koel 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.

Long-tailed Koel

さえずり

Deep, hollow resonant call; powerful low notes carrying through dense tropical forest in Southeast Asia.

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保全状況

Least Concern

Lesser Ground-cuckoo

Least Concern

Long-tailed Koel

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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

Long-tailed Koel

羽毛

White-eared Bronze-cuckoo: white ear patch; bronze-green above; barred white below; distinctive white ear spot; small cuckoo

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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。

Long-tailed Koel

Long-tailed Koel (Urodynamis taitensis) — 40–43 cm; tail up to 22 cm. Slender; brown above with white spots; pale underparts with brown streaking; very long pointed tail. Migrates from New Zealand and Pacific islands to Melanesia and Micronesia. Brood parasite targeting reed-warblers. Frugivore and insectivore.

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