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Side-by-Side Comparison

Merkmal	Dark Hawk-Cuckoo	Green-billed Malkoha
Wissenschaftlicher Name	Hierococcyx bocki	Phaenicophaeus tristis
Ordnung	Cuculiformes	Cuculiformes
Familie	Cuculidae	Cuculidae
Erhaltungsstatus	Least Concern	Least Concern
Länge	—	—
Flügelspannweite	35,9 cm (14.1 in)	33,1 cm (13.0 in)
Gewicht	137,0 g (4.83 oz)	121,0 g (4.27 oz)
Ernährung	--	--
Gelegegröße	--	2-4
Population Trend	—	—

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Habitat Comparison

Gemeinsame Lebensräume

🌲 Forest

Dark Hawk-Cuckoo only

-

Green-billed Malkoha 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.

Green-billed Malkoha

Gesang

Loud, far-carrying call with mellow quality; rich resonant notes given repeatedly from tropical forest.

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Erhaltungsstatus

Least Concern

Dark Hawk-Cuckoo

Least Concern

Green-billed Malkoha

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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

Green-billed Malkoha

Gefieder

Sirkeer Malkoha: rufous-brown above; pale buff below; large curved yellow-red bill; graduated dark tail; yellow orbital ring; India

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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.

Green-billed Malkoha

Green-billed Malkoha (Phaenicophaeus tristis) — 48–55 cm. One of the largest malkohas; grey-green above; dark grey below; long tail with broad white tips; large curved green bill; bare red orbital skin. Widespread in forest and forest edge from Nepal through Southeast Asia and southern China. Non-parasitic. Insectivore and frugivore.

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