Squirrel Rattle (AUDIO) University of Guelph Your browser does not support the audio element. Caption This is a North American red squirrel emitting a territorial vocalization called a "rattle." Credit Ryan W. Taylor Usage Restrictions None 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.