Olive-capped Coua vs Sulawesi Cuckoo

Coua olivaceiceps compared with Cuculus crassirostris

Side-by-Side Comparison

Attribute Olive-capped Coua Sulawesi Cuckoo
Scientific Name Coua olivaceiceps Cuculus crassirostris
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length
Wingspan 32.9 cm (13.0 in) 41.2 cm (16.2 in)
Weight 182.0 g (6.42 oz) 85.0 g (3.00 oz)
Diet -- --
Clutch Size 1-3 --
Population Trend

Habitat Comparison

Shared Habitats

Olive-capped Coua only

None

Sulawesi Cuckoo only

None

Song & Call Comparison

Olive-capped Coua

Song

Loud, harsh resonant call; penetrating notes carrying through tropical forest habitat in South Asia.

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

Olive-capped Coua

Least Concern

Sulawesi Cuckoo

How to Tell Them Apart

Olive-capped Coua

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

Olive-capped Coua

Olive-capped Coua (Coua olivaceiceps) — 40–44 cm. Grey-brown with an olive-grey cap replacing the rufous cap of the related Red-capped Coua; bare blue orbital skin. Inhabits the southern semi-arid zone of Madagascar. Non-parasitic. Omnivore. Sometimes treated as a subspecies of Red-capped Coua.

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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