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Will I die if I eat polar bear liver?

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  • AZA Bear Tag. "Polar Bear (Ursus maritimus)." Association of Zoos and Aquariums Standardizes Animal Care Guidelines. 2007. (June 25, 2008)
  • Brown, Dan. "Vitamin A Toxicity." Cornell University Department of Animal Science. (June 25, 2008)
  • "Calories in Peeling Hard Boiled Eggs." Calorie-Count. 2008. (June 25, 2008)
  • Eliasen, Mogens. "The Dangerous(?) Vitamin A." K9joy Education. May 2, 2005. (June 25, 2008)
  • Hicks, R. Marian. "The scientific basis for regarding vitamin A and its analogues as anti-carcinogenic agents." Proceedings of the Nutrition Society. 1983. 2FS0029665183000142a.pdf&code=e4ce569b2b8189bd533e435a6523a1b7
  • Higdon, Jane. "Vitamin A." Linus Pauling Institute at Oregon State University. 2007. (June 25, 2008)
  • "Hypervitaminosis A." Medline Plus. Aug. 8, 2006. (June 25, 2008)
  • International federation of Competitive Eating. (June 25, 2008)
  • Lintzenich, Barbara, et al. "Formulating Diets for Polar Bears in Captivity." Brookfield Zoo Conservation Biology and Research Center.
  • Mos, Lizzy and Peter S. Ross. "Vitamin A physiology in the precocious harbor seal (Phoca vitulina): A tissue-based biomarker approach." Canadian Journal of Zoology. September 2002.
  • Penniston, Kristina L. and Sherry A. Tanumihardjo. "The acute and chronic toxic effects of vitamin A." The American Journal of Clinical Nutrition. 2006.
  • Rodahl, K. and T. Moore. "The Vitamin A Content and Toxicity of Bear and Seal Liver." The University of Cambridge Dunn Nutritional Laboratory and Medical Research Council. 1942.
  • Slaughter, Kip. E-mail interview. Conducted June 26, 2008.
  • "Vitamin A." Britannica Online Encyclopedia. 2008. (June 25, 2008)