image: This is an artist reconstruction of Inkayacu paracasensis showing recovered elements in white. This image relates to an article that appeared in the September 30, 2010, issue of Science Express, published by AAAS. The study, by Dr. Julia Clarke of the University of Texas at Austin in Austin, Texas, and colleagues was titled, "Fossil Evidence for Evolution of the Shape and Color of Penguin Feathers.” view more
Credit: Illustration: Katie Browne, U.T. Austin