Polyommatus damon (IMAGE) CNRS Caption Polyommatus damon (Damon blue), a butterfly species that usually occurs at low to mid elevations in the European Alps, now occurs towards higher elevations as climate warms. Credit Yannick Chittaro, Centre Suisse de Cartographie de la Faune 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.