Surveying for Blacklegged Ticks (IMAGE) Cary Institute of Ecosystem Studies Caption Dr. Richard Ostfeld surveys blacklegged ticks with his field crew. Credit Sam Cillo Usage Restrictions To promote this press release. 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.