Gorilla Plant Sampling (IMAGE) University of California - Davis Caption UC Davis veterinary scientists found they can collect and analyze plants chewed and discarded by mountain gorillas and golden monkeys in Africa to detect primate viruses. Credit Tierra Smiley Evans/UC Davis Usage Restrictions Provide 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.