Origin of polar bears discovered Mar 12, 2010 1:42:13 GMT Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by schnautzr on Mar 12, 2010 1:42:13 GMT Vail DailyPolar bears found to descend from brown bears(News article)Wired ScienceDNA analysis shows polar bears have adapted quickly in the past(News article)Times of MaltaResearch suggests polar bears evolved amid ice age(News article)