Some millipedes, like this siphonophorid (IMAGE) University of Bonn Caption have a long beak with mouthparts that can be moved back and forth like a saw. Credit Image: Leif Moritz Usage Restrictions This image may be used together with the press release. License Original 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.