image: This is an extinct marsupial mega-herbivore, Diprotodon optatum. Drawing by Peter Murray. This image relates to a paper that appeared in the March 23, 2012, issue of Science, published by AAAS. The paper, by S. Rule at The Australian National University in Canberra, ACT, Australia, and colleagues was titled, "The Aftermath of Megafaunal Extinction: Ecosystem Transformation in Pleistocene Australia." view more
Credit: Image © <i>Science</i>/AAAS