Mobbing flock (AUDIO) Cell Press Your browser does not support the audio element. Caption This audio clip is a segment of a real mixed-species mobbing flock experimentally induced in Sherbrooke Forest. Credit Dalziell et al./Current Biology Usage Restrictions Credit require 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.