Daphnia & PVC (IMAGE) Technical University of Munich (TUM) Caption Microscopic image of a water flea (Daphnia magna) and Raman microscopic analysis of a segment (green frame in the left image) in the intestine of the animal. The magenta colored areas in the right image show PVC particles swallowed by the animal. Credit H. Imhof and P. Anger / TUM 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.