Anna Blue, <i>Lycaeides idas</i> (IMAGE) University of Nevada, Reno Caption The Anna blue, Lycaeides idas, has become more common at the top of its elevational range than in recent decades. Credit Photo credit: K. and M. Strangeland. 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.