• [Wiki] http://en.wikipedia.org/wiki/Varanus_niloticus.
• [ADW] https://animaldiversity.org/accounts/Varanus_niloticus/.
• [AnAge] https://genomics.senescence.info/species/entry.php?species=Varanus_niloticus.
• [BuffCast2000] de Buffrénil, V. and Castanet, J. (2000). Age estimation by skeletochronology in the Nile monitor (Varanus niloticus), a highly exploited species. Journal of Herpetology, 34(3):414--424.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.