Earliest Animal Footprints Ever Found -- Discovered in Nevada (1 of 2) (image) Ohio State University Share Print E-Mail Caption Researcher Loren Babcock, professor of earth sciences at Ohio State University. Credit Photos by Kevin Fitzsimons, Ohio State University. Usage Restrictions News media use only. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.