Violet Cuckoo vs Sulawesi Cuckoo

Chrysococcyx xanthorhynchus compared with Cuculus crassirostris

Side-by-Side Comparison

Attribute Violet Cuckoo Sulawesi Cuckoo
Scientific Name Chrysococcyx xanthorhynchus Cuculus crassirostris
Order Cuculiformes Cuculiformes
Family Cuculidae Cuculidae
Conservation Status Least Concern Least Concern
Length
Wingspan 20.1 cm (7.9 in) 41.2 cm (16.2 in)
Weight 22.2 g (0.78 oz) 85.0 g (3.00 oz)
Diet -- --
Clutch Size -- --
Population Trend

Habitat Comparison

Shared Habitats

Violet Cuckoo only

Sulawesi Cuckoo only

None

Song & Call Comparison

Violet Cuckoo

Song

Loud, raucous call with harsh nasal quality; penetrating notes carrying through dense tropical forest.

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

Violet Cuckoo

Least Concern

Sulawesi Cuckoo

How to Tell Them Apart

Violet Cuckoo

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

Violet Cuckoo

Violet Cuckoo (Chrysococcyx xanthorhynchus) — 17 cm. Male: entire upperparts rich violet-purple with green gloss; barred white below; yellow-orange bill. Female: bronze-green above. Inhabits lowland and foothill forest from Myanmar through Sumatra, Borneo, and the Philippines. Brood parasite targeting sunbirds and flowerpeckers. Insectivore.

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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