image: This is a puma, also known as a cougar, in North America. This image relates to a paper that appeared in the 10 Jan., 2014, issue of Science, published by AAAS. The paper, by William J. Ripple at Oregon State University in Corvallis, OR, and colleagues was titled, "Status and Ecological Effects of the World's Largest Carnivores." view more
Credit: [Image courtesy of William Ripple]