Sulawesi Cuckoo vs Thick-billed Cuckoo
Cuculus crassirostris compared with Pachycoccyx audeberti
Side-by-Side Comparison
| Attribute | Sulawesi Cuckoo | Thick-billed Cuckoo |
|---|---|---|
| Scientific Name | Cuculus crassirostris | Pachycoccyx audeberti |
| Order | Cuculiformes | Cuculiformes |
| Family | Cuculidae | Cuculidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 41.2 cm (16.2 in) | 44.1 cm (17.4 in) |
| Weight | 85.0 g (3.00 oz) | 104.0 g (3.67 oz) |
| Diet | -- | -- |
| Clutch Size | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
Thick-billed Cuckoo
Deep, hollow resonant booming; powerful low notes carrying through dense humid Southeast Asian forest.
Conservation Status
Sulawesi Cuckoo
Thick-billed Cuckoo
How to Tell Them Apart
Sulawesi Cuckoo
Sulawesi Cuckoo: dark gray-brown above; pale below; long dark tail; yellow orbital ring; Sulawesi endemic; larger than most Cuculus
Thick-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.
Thick-billed Cuckoo
Thick-billed Cuckoo (Pachycoccyx audeberti) — 32–36 cm. Hawk-like; dark brown above; white below with fine dark streaking; thick, strongly curved bill. Inhabits woodland and savanna of East and Central Africa from Tanzania to Malawi and Mozambique. Brood parasite targeting helmet-shrikes (Prionops). Insectivore. Rare and locally distributed.