• [Wiki] http://en.wikipedia.org/wiki/Hyperoodon_ampullatus.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Hyperoodon_ampullatus.
• [ADW] http://animaldiversity.org/accounts/Hyperoodon_ampullatus/.
• [noaa] http://www.fisheries.noaa.gov/pr/species/mammals/whales/northern-bottlenose-whale.html.
• [Chri1973] Christensen, I. (1973). Age determination , age distribution and growth of bottlenose whales, Hyperoodon ampullatus (Forster), in the Labrador Sea. Norwegian Journal of Zoology, 21(4):331--340.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.