• [Wiki] http://en.wikipedia.org/wiki/Hydrochoerus_hydrochaeris.
• [gianthamster] http://gianthamster.com/tag/growth/.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Hydrochoerus_hydrochaeris.
• [library] http://library.sandiegozoo.org/factsheets/capybara/capybara.htm.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.