Sulawesi Cuckoo vs Channel-billed Cuckoo

Cuculus crassirostris compared with Scythrops novaehollandiae

Side-by-Side Comparison

Attribute Sulawesi Cuckoo Channel-billed Cuckoo
Scientific Name Cuculus crassirostris Scythrops novaehollandiae
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length
Wingspan 41.2 cm (16.2 in) 67.8 cm (26.7 in)
Weight 85.0 g (3.00 oz) 680.5 g (24.00 oz)
Diet -- --
Clutch Size -- 1-5
Population Trend

Habitat Comparison

Shared Habitats

Sulawesi Cuckoo only

None

Channel-billed Cuckoo only

Song & Call Comparison

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.

Channel-billed Cuckoo

Song

Loud, melodic call with musical quality; resonant notes building in pleasant sequence from forest perch.

Conservation Status

Least Concern

Sulawesi Cuckoo

Least Concern

Channel-billed Cuckoo

How to Tell Them Apart

Sulawesi Cuckoo

Plumage

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

Channel-billed Cuckoo

About These Birds

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.

Channel-billed Cuckoo

Channel-billed Cuckoo (Scythrops novaehollandiae) — 58–65 cm; wingspan to 100 cm. The world's largest cuckoo; pale grey; enormous decurved horn-coloured bill; bare red orbital skin. Migratory; breeds in Australia and New Guinea; winters in Indonesia. Brood parasite targeting currawongs and magpies. Frugivore; disperses wild figs.

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