Silver-Spotted Skipper Butterfly (image) University of Exeter Caption The silver-spotted skipper needs temperatures of 25°C to become fully active. When summer weather turns bad the butterfly battles for survival. Credit Zoe Davies Usage Restrictions None 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.