Male Same-Sex Sexual Behavior (IMAGE) Uppsala University Caption This is a group of male seed beetles. Two of the males are mounting and trying to mate with two other males, which happens frequently when males are kept in single sex groups. Credit Ivain Martinossi-Allibert Usage Restrictions May only be published in connection to reports about the research by Berger et al. 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.