rhesus
/ˈrisəs/
noun
- A small, long-tailed monkey (Macaca mulatta) native to South and Southeast Asia, commonly used in scientific research.
- Rhesus macaques live in large social groups in the forests of India and China.
- The rhesus monkey is one of the best-known species of Old World monkeys.
- Researchers trained the rhesus to perform simple tasks for a food reward.
Synonyms