Wolverine skulls (IMAGE) University of Kansas Caption Wolverine (Gulo gulo) skulls collected over a researcher's career, now being prepared for archival at the Museum of Southwestern Biology. Credit Jocelyn P. Colella 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.