Adélie Penguins (image) Virginia Institute of Marine Science Caption Adélie parents and chicks on Avian Island along the West Antarctic Peninsula are shown. Note how their krill-rich diet and feces stain the surroundings pink. Credit Photo courtesy of Donna Patterson-Fraser. Usage Restrictions One-time use only. 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.