Las Vegas Sun

January 18, 2017

Currently: 40° — Complete forecast

This undated photo released by the U.S. Fish and Wildlife Service shows a sow polar bear resting with her cubs on the pack ice in the Beaufort Sea in northern Alaska.

Steve Amstrup / AP/U.S. Fish and Wild Life Service

This undated photo released by the U.S. Fish and Wildlife Service shows a sow polar bear resting with her cubs on the pack ice in the Beaufort Sea in northern Alaska.