This site describes our Primate Biology Program in Sri Lanka. We do scientific studies and offer educational tours observing the fascinating soap-opera lives of monkey societies. Observations take place in the monkeys’ tropical forest home among scenic ruins of temples and palaces of bygone Buddhist and Hindu civilizations.

• You benefit from our 40+ years of scientific study, and 18 years as expedition leaders.

• Different tours are tailored for families with children, retirees, students and professionals

• This site is also relevant to scientists, students, educators, and anyone interested in primate biology, wildlife conservation and South Asian tropical biodiversity.