Illustration of a Hippo Positioned for Surgery (image) University of Veterinary Medicine -- Vienna Share Print E-Mail Caption The location of the testes varies greatly. A preliminary investigation with ultrasound can accurately determine the location. Credit Illustration: Eva Polsterer/Chris Walzer/Elsevier-Theriogenology Usage Restrictions None Share Print E-Mail 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.