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Tuesday, November 30, 2010

Which kind of bear is best?

Since 1996, Grizzly bears have been encroaching on the Polar bear's territory. Polar bears have been threatened by extinction from global warning for many years. But now, some studies hypothesize that the Polar bear will disappear even more quickly because of the Grizzly bear encroachment.

1 comment:

  1. http://news.discovery.com/animals/polar-bear-skulls-cant-take-the-stress.html

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