Counting Tigers: Camera Trap Data (IMAGE) University of Oxford Caption Flaws in a method commonly used in censuses of tigers and other rare wildlife put the accuracy of such surveys in doubt, a study led by Oxford University researchers suggests. Credit Ullas Karanth/WCS Usage Restrictions To illustrate this story 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.