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Side-by-Side Comparison

Характеристика	Dark Hawk-Cuckoo	Rufous-winged Ground-cuckoo
Научное название	Hierococcyx bocki	Neomorphus rufipennis
Отряд	Cuculiformes	Cuculiformes
Семейство	Cuculidae	Cuculidae
Охранный статус	Least Concern	Least Concern
Длина	—	—
Размах крыльев	35,9 cm (14.1 in)	34,1 cm (13.4 in)
Масса	137,0 g (4.83 oz)	381,25 g (13.45 oz)
Питание	--	--
Размер кладки	--	--
Population Trend	—	—

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Habitat Comparison

Общие среды обитания

🌲 Forest

Dark Hawk-Cuckoo only

Нет

Rufous-winged Ground-cuckoo only

Нет

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Song & Call Comparison

Dark Hawk-Cuckoo

Пение

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

Rufous-winged Ground-cuckoo

Пение

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

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Охранный статус

Least Concern

Dark Hawk-Cuckoo

Least Concern

Rufous-winged Ground-cuckoo

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How to Tell Them Apart

Dark Hawk-Cuckoo

Оперение

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

Оперение

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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