Polar Bear (image) University of Washington Caption A female polar bear walks in the tidal area along Canada's Hudson Bay in autumn 2010, waiting for ice to form. Credit Steven C. Amstrup, Polar Bears International Usage Restrictions News use only, with credit. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.