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Side-by-Side Comparison

Merkmal	Dark Hawk-Cuckoo	Philippine Drongo-cuckoo
Wissenschaftlicher Name	Hierococcyx bocki	Surniculus velutinus
Ordnung	Cuculiformes	Cuculiformes
Familie	Cuculidae	Cuculidae
Erhaltungsstatus	Least Concern	Least Concern
Länge	—	—
Flügelspannweite	35,9 cm (14.1 in)	22,2 cm (8.7 in)
Gewicht	137,0 g (4.83 oz)	38,480000000000004 g (1.36 oz)
Ernährung	--	--
Gelegegröße	--	--
Population Trend	—	—

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Habitat Comparison

Gemeinsame Lebensräume

🌲 Forest

Dark Hawk-Cuckoo only

-

Philippine Drongo-cuckoo only

-

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Song & Call Comparison

Dark Hawk-Cuckoo

Gesang

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

Philippine Drongo-cuckoo

Gesang

Sharp, penetrating whistle; clear emphatic notes carrying through dense forest in Philippines. Vocalization pattern typical of this species in its native habitat.

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Erhaltungsstatus

Least Concern

Dark Hawk-Cuckoo

Least Concern

Philippine Drongo-cuckoo

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How to Tell Them Apart

Dark Hawk-Cuckoo

Gefieder

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

Philippine Drongo-cuckoo

Gefieder

Philippine Drongo-cuckoo: glossy black overall; forked tail; drongo-like appearance; pale tip tail; red eye; Philippine endemic

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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.

Philippine Drongo-cuckoo

Philippine Drongo-cuckoo (Surniculus velutinus) — 23–27 cm. Glossy blue-black with white barring on the vent; mimics the forked tail of drongos to deceive hosts; long notched tail. Endemic to the Philippines in forest and forest edge. Brood parasite targeting monarch-flycatchers. Insectivore.

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