Bridge River excavation British Columbia (IMAGE) The University of Montana Caption A newly published article in Nature on historical social inequality includes data from University of Montana excavations at Bridge River, British Columbia. Credit Courtesy of Anna Prentiss Usage Restrictions None 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.