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Side-by-Side Comparison

Attribute	Levaillant's Cuckoo	Dark Hawk-Cuckoo
Scientific Name	Clamator levaillantii	Hierococcyx bocki
Order	Cuculiformes	Cuculiformes
Family	Cuculidae	Cuculidae
Conservation Status	Least Concern	Least Concern
Length	—	—
Wingspan	34.9 cm (13.7 in)	35.9 cm (14.1 in)
Weight	121.8 g (4.30 oz)	137.0 g (4.83 oz)
Diet	--	--
Clutch Size	--	--
Population Trend	—	—

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Habitat Comparison

Shared Habitats

🌲 Forest

Levaillant's Cuckoo only

None

Dark Hawk-Cuckoo only

None

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Song & Call Comparison

Levaillant's Cuckoo

Song

Loud, far-carrying resonant call with musical quality; clear notes carrying through tropical forest.

Dark Hawk-Cuckoo

Song

Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in South Asia.

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Conservation Status

Least Concern

Levaillant's Cuckoo

Least Concern

Dark Hawk-Cuckoo

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How to Tell Them Apart

Levaillant's Cuckoo

Plumage

Black-bellied Malkoha: dark green-black above; black belly; bare red facial skin; long dark tail; southeast Asian malkoha

Dark Hawk-Cuckoo

Plumage

Dark Hawk-Cuckoo: dark brown above; pale below with dense dark barring; hawk-like; long barred tail; yellow orbital ring; dark morph

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About These Birds

Levaillant's Cuckoo

Levaillant's Cuckoo (Clamator levaillantii) — 38–42 cm. Prominent black crest; dark above; white below with heavy black streaking on throat and breast; long tail. Found in woodland, savanna, and scrub across sub-Saharan Africa. Brood parasite targeting babblers (Turdoides). Insectivore. Nomadic, following rains.

Dark Hawk-Cuckoo

Dark Hawk-Cuckoo (Hierococcyx bocki) — 28–31 cm. Dark grey above; pale below with darker streaking; barred tail. Restricted to montane forest of the Malay Peninsula. Brood parasite. Insectivore. Rare; poorly documented.

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More Birds to Explore

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