The Pond Snail <i>Lymnaea stagnalis</i> (IMAGE) University of Exeter Caption Pond snails used in the experiment, Lymnaea stagnalis, have been used for over 25 years to study learning and memory. Credit Sarah Dalesman Usage Restrictions None 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.