Wolves (IMAGE) Stockholm University Caption The study demonstrates that animals rarely attempt to avoid mating with relatives, a finding that was consistent across a wide range of conditions and experimental approaches. Wolves were among the species studied. Credit Eric Dufour/Mostphotos Usage Restrictions May be used in connection with the related study. 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.