• [Wiki] http://en.wikipedia.org/wiki/Lagopus_leucura.
• [avibase] https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=C46EEE5964320103&sec=lifehistory.
• [explorer] https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.102396/Callipepla_squamata.
• [DabbPlea2020] Dabbert, C. B., Pleasant, G., and Schemnitz, S. D. (2020). Scaled quail (Callipepla squamata). version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. doi:10.2173/bow.scaqua.01.
• [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.