Typical sponge spicule trails (IMAGE) Cell Press Caption This figure shows typical sponge spicule trails. Credit AWI OFOBS team, PS101; Morganti et al./Current Biology Usage Restrictions Credit required 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.