Giant Slug (IMAGE) Hokkaido University Caption One of the giant slugs (Limax maximus) recorded by volunteer scientist Sanae Watanabe. The slugs are an invasive alien species in Japan. Credit Photo taken by Sanae Watanabe Usage Restrictions This image is copyrighted and can be used for reporting this press release if properly credited. 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.