Referencias

 

Animals, a visual encyclopedia. Smithsonian. 2012. Pp. 84, 85

Alderton, David. The encyclopedia of animals. Chartwell books, Inc., 2009. Pp. 150, 151.

Riedman, Marianne. The Pinnipeds: Seals, Sea Lions, and Walruses. University of California Press, 1990.

Kirkwood, Goldsworthy. Fur Seals and Sea Lions. Csiro Publishing, 2013.

http://animals.sandiegozoo.org/animals/sea-lion

http://seaworld.org/en/animal-info/animal-infobooks/california-sea-lion/
http://www.peta.org/blog/8-trainers-reveal-abuse-marine-park/

http://www.nmfs.noaa.gov/pr/species/mammals/pinnipeds/stellersealion.htm

http://www.worldwildlife.org/species/sea-lions

http://oceanservice.noaa.gov/facts/seal-sealion.html

http://www.nps.gov/chis/planyourvisit/seal-and-sea-lion-viewing.htm

http://www.environment.gov.au/marine/marine-species/seals-and-sea-lions

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