Quadcopter Drone (IMAGE) Woods Hole Oceanographic Institution Caption Using estimations from ground counts and computer-automated counts from an unmanned aerial vehicle, the research team was able to complete the first census of Adélie penguins in the Danger Islands. Credit Rachael Herman, Louisiana State University, © Stony Brook University Usage Restrictions with proper 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.