Ooceraea biroi 01 (image) Johannes Gutenberg Universitaet Mainz Share Print E-Mail Caption Ooceraea biroi clonal raider ants with larvae. Credit photo/©: Romain Libbrecht Usage Restrictions This image may only be used in connection with the press release "A study of ants provides information on the evolution of social insects", issued by Johannes Gutenberg University Mainz on September 7, 2018. Share Print E-Mail 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.