<I>Platynereis</I> Larva (IMAGE) Max-Planck-Gesellschaft Caption Light microscope image of the larva of the marine annelid Platynereis. The larvae swim freely in the sea, moved by activity of their thousands of tiny hair-like structures, which form a band along the larval body (ciliary band), beating coordinately. Credit Markus Conzelmann, MPI for Developmental Biology 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.