Alternative name: Sulawesi Hawk-Cuckoo; Celebes Hawk-Cuckoo
- Cuculus crassirostris
34cm (13½ in). Sexes similar.
- upperparts grey-brown
- unbanded outer wing
- head grey (may be blackish)
- underparts white with black bars
- tail barred black, rufous and white. Subterminal black band and white tips
- eye-ring yellow
- bill brown to black with greenish base
Juveniles are rufous above, have a black head and buffy-white underparts.
Primary forest. Occurs from 500m to 1400m.
Feeds on insects, including termites.
No information about breeding.
Apparently a resident species.
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2018. The eBird/Clements checklist of birds of the world: v2018. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
- Del Hoyo, J, A Elliot, and J Sargatal, eds. 1997. Handbook of the Birds of the World. Volume 4: Sandgrouse to Cuckoos. Barcelona: Lynx Edicions. ISBN 978-8487334221
- BirdForum Opus contributors. (2023) Sulawesi Cuckoo. In: BirdForum, the forum for wild birds and birding. Retrieved 1 December 2023 from https://www.birdforum.net/opus/Sulawesi_Cuckoo