Koala Licking a Tree (IMAGE) University of Sydney Caption Old female koala showing natural drinking behaviour after a rain event in the You Yang Regional Park, Victoria, Australia. Credit Echidna Walkabout and Koala Clancy Foundation. Usage Restrictions Only with this media release 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.