Indian Cuckoo vs Eastern Koel

Cuculus micropterus compared with Eudynamys orientalis

Side-by-Side Comparison

Attribute Indian Cuckoo Eastern Koel
Scientific Name Cuculus micropterus Eudynamys orientalis
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length — —
Wingspan 39.3 cm (15.5 in) 42.0 cm (16.5 in)
Weight 120.5 g (4.25 oz) 239.33333333333334 g (8.44 oz)
Diet -- --
Clutch Size -- 1
Population Trend — —

Habitat Comparison

Shared Habitats

Indian Cuckoo only

None

Eastern Koel only

None

Song & Call Comparison

Indian Cuckoo

Song

Loud, far-carrying raucous call; harsh penetrating notes given from tall dense forest canopy. Vocalization pattern typical of this species in its native habitat.

Eastern Koel

Song

Loud, far-carrying resonant call; deep musical notes audible through dense tropical forest in Sumatra.

Conservation Status

Least Concern

Indian Cuckoo

Least Concern

Eastern Koel

How to Tell Them Apart

Indian Cuckoo

Plumage

Indian Cuckoo: gray above; white below with bold dark barring; four-note call; long dark tail; yellow eye-ring; common Asian species

Eastern Koel

About These Birds

Indian Cuckoo

Indian Cuckoo (Cuculus micropterus) — 32–34 cm. Grey above; barred underparts; yellow orbital ring; broad dark subterminal tail band. Migratory; widespread from India through Southeast Asia and China to Korea and Japan. Brood parasite targeting drongos and other medium passerines. Insectivore. Famous four-note 'one more bottle' call.

Eastern Koel

Eastern Koel (Eudynamys orientalis) — 38–46 cm. Male glossy black; female brown with heavy spotting; pale green bill; red eye; long tail. Ranges across Southeast Asia, New Guinea, and Australia; migrates to Australia in spring. Brood parasite targeting magpies and friarbirds. Frugivore; disperses rainforest seeds.

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