Has investigated how leatherback turtles regulate body temperature in cold and warm waters. Has used satellite tracking devices to monitor movements of endangered sea turtles. Is working to establish a national conservation area in Costa Rica. Directing a graduate student to reintroduce peregrine falcons in Indiana. Is one of the world's leading experts on the clinical pathology of the sea otter.
Clinical pathology uses laboratory techniques to treat disease.
Was an expert witness for the U.S. Department of Justice on environmental and animal damage done by the 1989 Exxon Valdez oil spill in Alaska. Is a member of the American Society for Veterinary Clinical Pathologists, American Veterinary Medical Association and American Association for the Advancement of Science. Is a diplomate of the American College of Veterinary Pathologists. Started Purdue's Veterinary Cytology Resource Center, which houses a photograph and microscopic slide collection designed to train veterinarians in using a noninvasive technique, based on examining cells, to diagnose animal diseases. Is studying the effects of the Exxon Valdez oil spill on Alaskan sea otters.