König, C. and Weick, F. 2008. Owls of the World. Christopher Helm, London.
Rasmussen, P.C.; Anderton, J.C. 2005. Birds of South Asia: the Ripley Guide. Lynx Edicions, Barcelona, Spain.
Search for photos and videos, and hear sounds of this species from the Macaulay Library
Recommended citation
BirdLife International (2023) Species factsheet: Phodilus assimilis. Downloaded from
http://datazone.birdlife.org/species/factsheet/sri-lanka-bay-owl-phodilus-assimilis on 01/12/2023.
Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from
http://datazone.birdlife.org on 01/12/2023.