Southern vs. Northern right whales (IMAGE) Aarhus University Caption Healthy southern right whales from three populations (left three photographs) next to a much leaner North Atlantic right whale (right) in visibly poorer body condition. Credit Fredrik Christiansen (left & center-left), Stephen M. Dawson (center-right), John W. Durban and Holly Fearnbach (right). Usage Restrictions May only be used with appropriate caption and credit. 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.