Indian Cuckoo vs Common Hawk-Cuckoo

Cuculus micropterus compared with Hierococcyx varius

Side-by-Side Comparison

Attribute Indian Cuckoo Common Hawk-Cuckoo
Scientific Name Cuculus micropterus Hierococcyx varius
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length — —
Wingspan 39.3 cm (15.5 in) 38.2 cm (15.0 in)
Weight 120.5 g (4.25 oz) 101.5 g (3.58 oz)
Diet -- --
Clutch Size -- 2
Population Trend — —

Habitat Comparison

Shared Habitats

Indian Cuckoo only

None

Common Hawk-Cuckoo only

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.

Common Hawk-Cuckoo

Song

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

Conservation Status

Least Concern

Indian Cuckoo

Least Concern

Common Hawk-Cuckoo

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

Common Hawk-Cuckoo

Plumage

Common Hawk-Cuckoo: gray above; white below with rufous barring; hawk-mimic; long barred tail; yellow eye-ring; brain-fever bird

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.

Common Hawk-Cuckoo

Common Hawk-Cuckoo (Hierococcyx varius) — 34–38 cm. Grey above; pale below with rufous streaking; hawk-like flight; barred tail. Widespread across the Indian subcontinent in forest, woodland, and plantation. Brood parasite targeting babblers. Insectivore. Its frantic rising call of 'brain-fever' is iconic in South Asian soundscapes.

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