Barry Alto, University of Illinois at Urbana-Champaign (2 of 2) (audio) University of Illinois at Urbana-Champaign Share Print E-Mail Loading audio... Caption Barry Alto describes his research on the interactions of predators and prey. This is the audio for an audio slide show. Credit Diana Yates, U. of I. News Bureau Usage Restrictions This audio may be used -- in whole or in part -- only in media productions about the research described in the news release. 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.