Ape (IMAGE) Michigan State University Caption Interdisciplinary research from Michigan State University is working to put a stop to wildlife trafficking, a $23 billion-per-year industry. Credit Photo by Francesco Ungaro from Pexels 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.