Infographic (IMAGE) University of Alberta Caption A new study by University of Alberta ecologists is shedding new light on the effects of migration on squirrels. Graphic credit: Kate Broadley Credit Kate Broadley Usage Restrictions with credit to Kate Broadley License Licensed content 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.