Group of Killer Whales (IMAGE) Proceedings of the National Academy of Sciences Caption This is a group of killer whales riding waves in the offshore waters of the Crozet Islands. Credit Paul Tixier 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.