Buff-headed Coucal vs Sulawesi Cuckoo

Centropus milo compared with Cuculus crassirostris

Side-by-Side Comparison

Attribute Buff-headed Coucal Sulawesi Cuckoo
Scientific Name Centropus milo Cuculus crassirostris
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length — —
Wingspan 52.8 cm (20.8 in) 41.2 cm (16.2 in)
Weight 766.0 g (27.02 oz) 85.0 g (3.00 oz)
Diet -- --
Clutch Size -- --
Population Trend — —

Habitat Comparison

Shared Habitats

Buff-headed Coucal only

None

Sulawesi Cuckoo only

None

Song & Call Comparison

Buff-headed Coucal

Song

Deep, resonant booming call; powerful hollow notes carrying far across Melanesian lowland forest. Vocalization pattern typical of this species in its native habitat.

Sulawesi Cuckoo

Song

Loud, raucous call with harsh quality; penetrating notes carrying through dense forest in Asia. Vocalization pattern typical of this species in its native habitat.

Conservation Status

Least Concern

Buff-headed Coucal

Least Concern

Sulawesi Cuckoo

How to Tell Them Apart

Buff-headed Coucal

Sulawesi Cuckoo

Plumage

Sulawesi Cuckoo: dark gray-brown above; pale below; long dark tail; yellow orbital ring; Sulawesi endemic; larger than most Cuculus

About These Birds

Buff-headed Coucal

Buff-headed Coucal (Centropus milo) — 58–65 cm. Massive coucal; jet-black body; pale buff-yellow head and neck; heavy decurved bill. Endemic to the Solomon Islands in lowland forest and dense scrub. Non-parasitic; builds a domed grass nest. Omnivore hunting large insects, lizards, frogs, and small mammals. One of the largest coucals globally.

Sulawesi Cuckoo

Sulawesi Cuckoo (Cuculus crassirostris) — 30–34 cm. Dark grey above; pale below with bold brown-grey barring; heavier bill than most Cuculus. Endemic to Sulawesi in montane forest. Brood parasite. Insectivore. Poorly known.

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