Bird, J.P., Martin, R., Akçakaya, H.R., Gilroy, J., Burfield, I.J., Garnett, S.G., Symes, A., Taylor, J., ?ekercio?lu, Ç.H. and Butchart, S.H.M. 2020. Generation lengths of the world’s birds and their implications for extinction risk. Conservation Biology 34: 1252-1261. DOI: 10.1111/cobi.13486.
Donald, P.F., Fernando, E., Brown, L., Busana, M., Butchart, S.H.M., Chng, S., Colina, A.d.l., Ferreira, J.M., Jain, A., Jones, V.R., Lapido, R., Malsch, K., McDougall, A., Muccio, C., Nguyen, D., Outhwaite, W., Petrovan, S.O., Stafford, C., Sutherland, W.J., Tallowin, O. & Safford, R. 2024 (in press). Assessing the global prevalence of wild birds in trade.
Global Forest Watch. 2023. Interactive Forest Change Mapping Tool. Available at: http://www.globalforestwatch.org/.
IUCN. 2024. The IUCN Red List of Threatened Species. Version 2024-2. Available at: https://www.iucnredlist.org. (Accessed: 22 October 2024).
König, C., Weick, F. and Becking, J.-H. 1999. Owls: a guide to the owls of the world. Pica Press, Robertsbridge, U.K.
König, C., Weick, F. and Becking, J.-H. 1999. Owls: a guide to the owls of the world. Pica Press, Robertsbridge, U.K.
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Recommended citation
BirdLife International (2024) Species factsheet: Sangihe Scops-owl Otus collari. Downloaded from
https://datazone.birdlife.org/species/factsheet/sangihe-scops-owl-otus-collari on 24/11/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from
https://datazone.birdlife.org/species/search on 24/11/2024.