Fossil Excavation (2 of 2) (IMAGE) University of Washington Caption A <em>T. rex</em> tooth discovered by UW Burke Museum paleontologists in Montana. Credit Tom Wolken/Burke Museum/University of Washington Usage Restrictions Must include credit. 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.