• [Wiki] http://en.wikipedia.org/wiki/Tetraogallus_himalayensis.
• [avibase] https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=AC2DD69D25CC9211&sec=lifehistory.
• [Chri2020] Christensen, G. C. (2020). Himalayan snowcock (Tetraogallus himalayensis), version 1.0. in birds of the world (s. m. billerman, editor). cornell lab of ornithology, ithaca, ny, usa. https://birdsoftheworld.org/bow/species/himsno/cur/breeding. doi:10.2173/bow.himsno.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.