<em>Heliconius cydno chioneus</em> (IMAGE) St. John's College, University of Cambridge Caption The Heliconius cydno chioneus butterfly, one of the breeds featured in the study. Credit Chris Jiggins 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.