Leopard Seal Looking for Emperor Penguins at the Edge of the Water (video) PLOS Share Print E-Mail Loading video... Caption This shows a leopard seal looking for emperor penguins at the edge of the water. Credit Watanabe S, Sato K, Ponganis PJ (2012) Activity Time Budget during Foraging Trips of Emperor Penguins. PLoS ONE 7(11): e50357. doi:10.1371/journal.pone.0050357 Usage Restrictions With credit to source Share Print E-Mail 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.