- Otus manadensis
A relatively variable species of either brown or rufous phase. Eyes are yellow to orange.
Forest, both primary and secondary, from sea level to rather high elevations
Food is presumed to include insects and other small animals including vertebrates.
Frequently heard is a single note that lasts for less than 1 second and is described as "mournful".
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, T. A. Fredericks, J. A. Gerbracht, D. Lepage, S. M. Billerman, B. L. Sullivan, and C. L. Wood. 2022. The eBird/Clements checklist of Birds of the World: v2022. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
- Gill, F, D Donsker, and P Rasmussen (Eds). 2022. IOC World Bird List (v 12.2) DRAFT. Doi 10.14344/IOC.ML.12.2. http://www.worldbirdnames.org/
- Kirwan, G. M., D. W. Holt, J. del Hoyo, N. Collar, R. Berkley, C. Deppe, P. L. Enríquez, J. L. Petersen, J. L. Rangel Salazar, K. P. Segars, and K. L. Wood (2022). Sulawesi Scops-Owl (Otus manadensis), version 2.1. In Birds of the World (B. K. Keeney and P. N. Maleko, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.susowl1.02.1
- BirdForum Opus contributors. (2023) Sulawesi Scops Owl. In: BirdForum, the forum for wild birds and birding. Retrieved 4 December 2023 from https://www.birdforum.net/opus/Sulawesi_Scops_Owl
GSearch checked for 2020 platform.