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Side-by-Side Comparison

विशेषता	Dark Hawk-Cuckoo	Rufous-winged Ground-cuckoo
वैज्ञानिक नाम	Hierococcyx bocki	Neomorphus rufipennis
गण	Cuculiformes	Cuculiformes
कुल	Cuculidae	Cuculidae
संरक्षण स्थिति	Least Concern	Least Concern
लंबाई	—	—
पंखों का फैलाव	35.9 cm (14.1 in)	34.1 cm (13.4 in)
वजन	137.0 g (4.83 oz)	381.25 g (13.45 oz)
आहार	--	--
अंडों की संख्या	--	--
Population Trend	—	—

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Habitat Comparison

साझा आवास

🌲 Forest

Dark Hawk-Cuckoo only

कोई नहीं

Rufous-winged Ground-cuckoo only

कोई नहीं

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Song & Call Comparison

Dark Hawk-Cuckoo

गीत

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

Rufous-winged Ground-cuckoo

गीत

Deep, hollow resonant call; powerful low-frequency sound carrying across dense lowland tropical forest floor.

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संरक्षण स्थिति

Least Concern

Dark Hawk-Cuckoo

Least Concern

Rufous-winged Ground-cuckoo

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How to Tell Them Apart

Dark Hawk-Cuckoo

पंख

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

Rufous-winged Ground-cuckoo

पंख

Pheasant Coucal: dark glossy black head and body; rufous-brown wings; strongly barred dark tail; reddish eye; terrestrial habits

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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.

Rufous-winged Ground-cuckoo

Rufous-winged Ground-cuckoo (Neomorphus rufipennis) — 46–50 cm. Bronze-green above; rufous wing panels; pale buff below. Found in humid forest of Venezuela, Guyana, and northern Brazil. Non-parasitic; follows army ants. Insectivore and small vertebrate predator. Rarely encountered; Near Threatened.

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