Mounted Crossbow (image) Arizona State University Share Print E-Mail Caption This is a mounted crossbow used for spearing experiments. Credit Benjamin Schoville Usage Restrictions This image may be used for coverage of this research only. Share Print E-Mail 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.