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Side-by-Side Comparison

Характеристика	Dwarf Koel	Rufous-winged Ground-cuckoo
Научное название	Microdynamis parva	Neomorphus rufipennis
Отряд	Cuculiformes	Cuculiformes
Семейство	Cuculidae	Cuculidae
Охранный статус	Least Concern	Least Concern
Длина	—	—
Размах крыльев	21,0 cm (8.3 in)	34,1 cm (13.4 in)
Масса	49,075 g (1.73 oz)	381,25 g (13.45 oz)
Питание	--	--
Размер кладки	--	--
Population Trend	—	—

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Habitat Comparison

Общие среды обитания

🌲 Forest

Dwarf Koel only

Нет

Rufous-winged Ground-cuckoo only

Нет

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Song & Call Comparison

Dwarf Koel

Пение

Loud, nasal call with carrying quality; distinctive resonant notes given from forest canopy in 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

Dwarf Koel

Least Concern

Rufous-winged Ground-cuckoo

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How to Tell Them Apart

Dwarf Koel

Оперение

Channel-billed Cuckoo: pale gray-white; dark wings; massive pale curved bill; red orbital ring; long dark tail; unique bill size

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

Dwarf Koel

Dwarf Koel (Microdynamis parva) — 20–24 cm. Tiny koel; male blackish; female brown with white spots; short tail; small curved bill. Inhabits primary lowland forest of New Guinea. Brood parasite; host species poorly documented. Insectivore and frugivore. Rare and little studied.

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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