Striking Phenotypic Differences (IMAGE) Uppsala University Caption Illustration of striking phenotypic differences between domestic and wild rabbits including changes in the size of the amygdala and the medial prefrontal cortex. Credit Fabian Sinzinger Usage Restrictions May only be published in connection to reports about the research by Andersson 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.