River Bank (image) University of Washington Share Print E-Mail Caption The author's 45-pound dog gives a sense of the size of the bedrock boulders being eroded from the side of the Teanaway River. The previous floodplain is just visible at the top of the frame. Credit Sarah Schanz/Indiana University Usage Restrictions With credit 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.