Ooceraea biroi (IMAGE) Max Planck Institute for Chemical Ecology Caption Each member of a colony of clonal raider ants Ooceraea biroi is tagged with colored dots so that the behavior of each individual can be accurately tracked. Leaving the nest for foraging as a result of social division of labor could be linked to an increased risk of parasitic infection in the current study. Credit Daniel Kronauer, The Rockefeller University Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA 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.