Dr. Cobb Excavates and Examines a Bone (IMAGE) The University of Hong Kong Caption Dr. Cobb excavates and examines a bone. Credit @Yadian Wang Usage Restrictions Please credit @Yadian Wang when using the image. 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.