Mouse Groups Reveal Complex Relationships (IMAGE) Weizmann Institute of Science Caption The movements of mice dyed in different fluorescent colors are tracked in the darkened enclosure. Credit Weizmann Institute of Science 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.