• [Wiki] http://en.wikipedia.org/wiki/Perdix_perdix.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Perdix_perdix.
• [avibase] https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=110CF4251A857B0D&sec=lifehistory.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [Pis2008] Pis, T. (2008). Resting metabolic rate and erythrocyte morphology in early development of thermoregulation in the precocial grey partridge (Perdix perdix). Comparative Biochemistry and Physiology Part A: Molecular & Integrative Physiology, 151(2):211–218. doi:10.1016/j.cbpa.2008.06.026.
• [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.