Guinea Pig Teeth under the Microscope (IMAGE) Johannes Gutenberg Universitaet Mainz Caption The surface of guinea pig teeth under the microscope, showing abrasion caused by forage plants Credit Daniela E. Winkler Usage Restrictions This image may only be used in connection with the press release "Plant phytolith and water content influence rate of tooth enamel abrasion in vertebrates", issued by Johannes Gutenberg University Mainz on January 11, 2019. License Licensed content 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.