Request a Tutor Become a Tutor Primates are a fascinating and diverse group of mammals, known for their intelligence, social behaviour, and unique physical adaptations. These originated from small, terrestrial mammals about 85-55 million years ago. With over 500 species, they are the third most diverse order of mammals, after rodents and bats. Explore primates with the help of top primate tutors in 5 Delage Place, Sydney for Archaeology.