<i>Heliconius numata</i> (IMAGE) PLOS Caption Heliconius numata, f. silvana feeding from a Psiguria flower. Credit Photo: Mathieu Joron Usage Restrictions Please cite the authors and PLoS Biology as the source. 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.