Diving Emperor Penguins (IMAGE) University of Bristol Caption Diving emperor penguins are shown during a foraging trip from the Cape Washington colony in Antarctica. Credit Paul Ponganis, University of California Usage Restrictions Please note: this photo is for single use only to illustrate this press release and is not to be archived. 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.