Killer Whales (IMAGE) Cell Press Caption Killer Whales Credit Center for Whale Research (Photo taken by David K. Ellifrit) Any use of this photo must be accompanied by the research permit number, NMFS 21238, either watermarked on the media itself, in the caption, or elsewhere in the piece. Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA 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.