image: Exposures of Pliocene sediments containing marine fossils in California. Data from fossil localities like this around the globe were analyzed by Finnegan and coauthors in their study of extinction risk in the oceans. This material relates to a paper that appeared in the May 1, 2015 issue of Science, published by AAAS. The paper, by S. Finnegan at University of California, Berkeley in Berkeley, CA, and colleagues was titled, 'Paleontological baselines for evaluating extinction risk in the modern oceans.' view more
Credit: [Credit: Seth Finnegan]