• [Wiki] http://en.wikipedia.org/wiki/Ovis_canadensis.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Ovis_canadensis.
• [BunnOlse1976] Bunnell, F. L. and Olsen, N. A. (1976). Weights and growth of dall sheep in Kluane Park Reserve, Yukon Territory. Canadian Field-Naturalist, 90(2):157--162.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.