Big-toothed mammals get nominated for the Endangered Species

<a class="link" rel="nofollow" href="http://www.riverwired.com/">http://www.riverwired.com/</a> The Center For Biological Diversity has petitioned to include Alaskan walruses on the Endangered Species List, as rising temperatures have led to an alarming decrease in the ice on which the walruses reside.