Bdelloid Rotifers (IMAGE) PLOS Caption Scanning electron micrographs showing morphological variation of bdelloid rotifers and their jaws. Have these asexual animals really diversified into evolutionary species? Credit Image: Diego Fontaneto Usage Restrictions Please cite the authors and PLoS Biology as the source. 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.