All The
Sea 2008. <URL:
http://www.allthesea.com/Sea-Otter.html>.
Accessed 21 April 2008.
Amblonyx
Otter Site 2005. <URL:
http://www.amblonyx.com/?id=SeaOtterSummary.>
Accessed 7 April 2008.
Beer, Amy-Jane and Pat Morris. 2004. Encyclopedia of
North American Mammals.
Thunder Bay Press, San Diego, California, USA.
Chanin, Paul.
The Natural History of Otters.
1985. Facts On File, Inc., New York, New York,
USA.
Gittleman, John L. 1989. Carnivore Behavior Ecology, and
Evolution.
Cornell University Press, Ithaca, New York, USA.
Koepfli, K.-P.,
K. Deere, G.J. Slater, C. Begg, K. Begg, L. Grassman, M.
Lucherini, G.
Veron, and R.K. Wayne. 2008. Multigene phylogeny of the
Mustelidae: resolving relationships, tempo and
biogeographic history of a mammalian adaptive radiation.
BMC Biology. 6: 10. <URL:
http://www.biomedcentral.com/1741-7007/6/10>.
Accessed 22 April 2008.
Macdonald, Dr. David.1984.
The Encyclopedia of Mammals. Andromeda Oxford
Limited, New York, New York, USA.
OceanLink
2007. <URL:
http://oceanlink.island.net/ask/seals.html#Anchorolp>.
Accessed 4 April 2008.
Otternet-Your
Source for Otter Fun, Facts, and Faces 2000. <URL:
http://www.otternet.com/index.htm>.
Accessed 16 April 2008.
Reeves, Randall R., Brent S. Stewart, Phillip J. Clapham,
and James A. Powell.2002. Guide to Marine Mammals of the
World. Chanticleer Press, New York, New York, USA.
Stephens,
Tim.1998. Killer whales feed on sea otters, pushing
coastal ecosystems off kilter. University of California,
Santa Cruz Currents. <URL:
http://www.ucsc.edu/oncampus/currents/98-99/10-19/killer.htm>.
Accessed 09 April 2008.
The
Marine Mammal Center 2001.
<URL:
http://www.marinemammalcenter.org/learning/education/mammalinfo/seaotter.asp>.
Accessed 29 March 2008.
ZipcodeZoo.com 2008. <URL:
http://zipcodezoo.com/Animals/E/Enhydra_lutris.asp#Taxonomy>.
Accessed 1 April 2008.