Ticks in a Lemur's Nose (IMAGE) Entomological Society of America Caption This is a close-up of a diademed sifaka lemur. The round, brown objects in its nostrils are ticks. Credit Entomological Society of America 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.