Dog in Grass (IMAGE) Max Planck Institute of Geoanthropology Caption The ability to recognize dog emotions could help minimize confrontation with unfamiliar dogs. Credit Theresa Epperlein Usage Restrictions Please provide credit information with reuse 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.