Squirrel rattle (audio) Cell Press Share Print E-Mail Loading audio... Caption This audio demonstrates squirrel rattles - individually unique vocalizations that red squirrels use to communicate with their neighbors and maintain territory boundaries. Credit Erin Siracusa Usage Restrictions Credit required. 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.