• [Wiki] http://en.wikipedia.org/wiki/Psiloscops_flammeolus.
• [avibase] https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=1BF907B67F494A9F&sec=lifehistory.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [PrinPres1991] Prinzinger, R., A.Preßmar, and Schleucher, E. (1991). Body temperature in birds. Comp. Biochem. Physiol., 99A(4):499--506. doi:10.1016/0300-9629(91)90122-S.
• [RichDeWe1980] Richmond, M. L., DeWeese, L. R., and Pillmore, R. E. (1980). Brief observations on the breeding biology of the flammulated owl in Colorado. Western Birds, 11:35--46.