Mice and Kin Recognition (IMAGE) University of Veterinary Medicine -- Vienna Caption Urinary proteins do not allow kin recognition. They seem to be expressed depending upon social context. Credit Kerstin Thonhauser/Vetmeduni Vienna 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.