Goliath Coucal vs Sulawesi Cuckoo
Centropus goliath compared with Cuculus crassirostris
Side-by-Side Comparison
| Attribute | Goliath Coucal | Sulawesi Cuckoo |
|---|---|---|
| Scientific Name | Centropus goliath | Cuculus crassirostris |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 53.8 cm (21.2 in) | 41.2 cm (16.2 in) |
| Weight | 509.0 g (17.95 oz) | 85.0 g (3.00 oz) |
| Diet | -- | -- |
| Clutch Size | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Goliath Coucal
Loud, far-carrying coo with resonant quality; deep notes building in dramatic sequence from forest perch.
Sulawesi Cuckoo
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
Goliath Coucal
Sulawesi Cuckoo
How to Tell Them Apart
Goliath Coucal
Sulawesi Cuckoo
Sulawesi Cuckoo: dark gray-brown above; pale below; long dark tail; yellow orbital ring; Sulawesi endemic; larger than most Cuculus
About These Birds
Goliath Coucal
Goliath Coucal (Centropus goliath) — 65–75 cm. The largest coucal; all-dark with a massive decurved bill; faint bronze-green gloss; very long tail. Endemic to the Moluccas, Indonesia, in primary lowland forest. Non-parasitic. Omnivore; hunts large lizards, birds, frogs, and invertebrates.
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.