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Side-by-Side Comparison

Attribut	Dark Hawk-Cuckoo	Moluccan Drongo-cuckoo
Nom scientifique	Hierococcyx bocki	Surniculus musschenbroeki
Ordre	Cuculiformes	Cuculiformes
Famille	Cuculidae	Cuculidae
Statut de conservation	Least Concern	Least Concern
Longueur	—	—
Envergure	35,9 cm (14.1 in)	25,6 cm (10.1 in)
Poids	137,0 g (4.83 oz)	29,7 g (1.05 oz)
Régime alimentaire	--	--
Taille de la couvée	--	--
Population Trend	—	—

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Habitat Comparison

Habitats partagés

🌲 Forest

Dark Hawk-Cuckoo only

Aucun(e)

Moluccan Drongo-cuckoo only

Aucun(e)

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Song & Call Comparison

Dark Hawk-Cuckoo

Chant

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

Moluccan Drongo-cuckoo

Chant

Loud, far-carrying resonant call; deep hollow notes carrying through dense humid forest in Southeast Asia.

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Statut de conservation

Least Concern

Dark Hawk-Cuckoo

Least Concern

Moluccan Drongo-cuckoo

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How to Tell Them Apart

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

Moluccan Drongo-cuckoo

Plumage

Moluccan Drongo-cuckoo: glossy black overall; drongo-like forked tail; pale tail tips; red eye; Moluccas island endemic drongo-cuckoo

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About These Birds

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.

Moluccan Drongo-cuckoo

Moluccan Drongo-cuckoo (Surniculus musschenbroeki) — 24–27 cm. Glossy black; deeply forked tail; white vent barring. Endemic to the Moluccas and Sulawesi, Indonesia. Inhabits forest and forest edge. Brood parasite. Insectivore. Poorly studied.

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