"Target, Tumblr, and Bear: QunzFactz Trivia  The ivers of the polar bear  and the bearded seal have so much  Vitamin A that eating their livers  would result in Vitamin A toxicity.  UIZFacTZ tumblr com  Photo Credit: U.S. Fish and Wildlife Service <p><a class=""tumblr_blog"" href=""http://quizfactz.tumblr.com/post/94928961301/source-the-biochemical-journal-37-2-166-168"" target=""_blank"">quizfactz</a>:</p> <blockquote> <p>Source: <em>T</em><em>he Biochemical Journal</em><span> </span><strong>37</strong><span> (2): 166–168.</span></p> </blockquote>"
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