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Side-by-Side Comparison

属性	Biak Coucal	African Cuckoo
学名	Centropus chalybeus	Cuculus gularis
目	Cuculiformes	Cuculiformes
科	Cuculidae	Cuculidae
保全状況	Near Threatened	Least Concern
体長	—	—
翼開長	39.1 cm (15.4 in)	41.8 cm (16.5 in)
体重	244.4 g (8.62 oz)	105.0 g (3.70 oz)
食性	--	--
一腹卵数	--	--
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest

Biak Coucal only

None

African Cuckoo only

None

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Song & Call Comparison

Biak Coucal

さえずり

Deep, booming resonant call; powerful low notes carrying impressively across African lowland forest floor.

African Cuckoo

さえずり

Loud, far-carrying raucous call; harsh penetrating notes given from tall African forest canopy. Vocalization pattern typical of this species in its native habitat.

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保全状況

Near Threatened

Biak Coucal

Least Concern

African Cuckoo

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How to Tell Them Apart

Biak Coucal

羽毛

Black-hooded Coucal: black hood contrasting brown mantle; rufous-brown wings; pale buff below; long dark tail; red eye; bold hood

African Cuckoo

羽毛

African Cuckoo: gray above; white below with rufous barring; long dark tail; yellow eye-ring; African migrant similar to Common

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About These Birds

Biak Coucal

ビアク・カッコウ (Centropus chalybeus) — 42〜48 cm。光沢ある青黒色の上面；栗色翼；淡い淡黄色の下面；重い嘴。インドネシア・イリアンジャヤのビアク島固有種。低地・山麓林に生息。非托卵性。

African Cuckoo

African Cuckoo (Cuculus gularis) — 32–35 cm. Very similar to Common Cuckoo; grey above; barred below; yellow bill base and orbital ring; long tail. Migratory intra-African breeder across sub-Saharan woodland and savanna. Brood parasite primarily targeting fork-tailed drongos. Insectivore.

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