Great Tits Have Cultural Traditions (IMAGE) University of Oxford Caption Birds learn new foraging techniques by observing others in their social network, "copycat" behavior that can sustain foraging "traditions" that last years, according to a study of how innovations spread and persist in wild great tits. Image: Great tit wearing a passive integrated transponder (PIT) tag used in the study. Credit Credit: Molly Harwood Usage Restrictions To illustrate this story 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.