Sulawesi Cuckoo vs Green-billed Malkoha

Cuculus crassirostris compared with Phaenicophaeus tristis

Side-by-Side Comparison

Attribute Sulawesi Cuckoo Green-billed Malkoha
Scientific Name Cuculus crassirostris Phaenicophaeus tristis
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length
Wingspan 41.2 cm (16.2 in) 33.1 cm (13.0 in)
Weight 85.0 g (3.00 oz) 121.0 g (4.27 oz)
Diet -- --
Clutch Size -- 2-4
Population Trend

Habitat Comparison

Shared Habitats

Sulawesi Cuckoo only

None

Green-billed Malkoha only

None

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.

Green-billed Malkoha

Song

Loud, far-carrying call with mellow quality; rich resonant notes given repeatedly from tropical forest.

Conservation Status

Least Concern

Sulawesi Cuckoo

Least Concern

Green-billed Malkoha

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

Green-billed Malkoha

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.

Green-billed Malkoha

Green-billed Malkoha (Phaenicophaeus tristis) — 48–55 cm. One of the largest malkohas; grey-green above; dark grey below; long tail with broad white tips; large curved green bill; bare red orbital skin. Widespread in forest and forest edge from Nepal through Southeast Asia and southern China. Non-parasitic. Insectivore and frugivore.

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