image: These are crocodile bite marks left on undigested bones. Grooves and a tooth pit with internal striations are visible. This image relates to an article that appeared in the April 6, 2012, issue of Science, published by AAAS. The Perspective, by Jackson Njau at Indiana University in Bloomington, Ind., was titled, "Reading Pliocene Bones." view more
Credit: Image courtesy of J.K. Njau