Horses Compressing the Snow (IMAGE) University of Hamburg Caption When the snow cover is scattered and compressed thanks to the grazing animals' stamping hooves, its insulating effect is dramatically reduced. Credit Pleistocene Park Usage Restrictions Add credit 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.