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Side-by-Side Comparison

属性	Western Koel	Yellow-billed Malkoha
学名	Eudynamys scolopaceus	Rhamphococcyx calyorhynchus
目	Cuculiformes	Cuculiformes
科	Cuculidae	Cuculidae
保全状況	Least Concern	Least Concern
体長	—	—
翼開長	39.3 cm (15.5 in)	35.2 cm (13.9 in)
体重	230.0 g (8.11 oz)	117.0 g (4.13 oz)
食性	--	--
一腹卵数	2-3	--
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest

Western Koel only

None

Yellow-billed Malkoha only

None

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Song & Call Comparison

Western Koel

さえずり

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

Yellow-billed Malkoha

さえずり

Loud, far-carrying plaintive whistle; pure melodic notes audible through open tropical scrub habitat.

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保全状況

Least Concern

Western Koel

Least Concern

Yellow-billed Malkoha

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How to Tell Them Apart

Western Koel

羽毛

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

Yellow-billed Malkoha

羽毛

Reynaud's Coua: gray-brown above; white below with rufous flanks; bare blue facial skin; long dark tail; Madagascar forest endemic

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About These Birds

Western Koel

南アジアに広く分布するカッコウで、独特の上昇音の鳴き声が特徴。托卵行動をとる。

Yellow-billed Malkoha

Yellow-billed Malkoha (Rhamphococcyx calyorhynchus) — 45–50 cm. Bronze-green above; chestnut-red underparts; yellow bill; bare red orbital skin; long tail. Endemic to Sulawesi and nearby islands in primary and secondary forest. Non-parasitic. Insectivore.

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