The Organization for Tropical Studies (OTS)/Organización para Estudios Tropicales (OET), founded in 1963,[1] is a non-profit consortium of over 50 universities and research institutions based in the United States, Latin America,[2] and South Africa. OTS manages a network of ecologicalresearch stations in Costa Rica and South Africa. The North American Office is located on the Duke University campus in Durham, North Carolina. OTS offers a variety of courses in Spanish and English for high school, university, graduate students and professionals. Most of the coursework and research conducted at OTS stations focuses on tropical ecology, and the three research stations in Costa Rica are located in distinct ecoregions. OTS provides housing and a cafeteria for students researchers, and sometime ecotourists. OTS is involved in the policy related to tropical biology through courses, hosting meetings and conferences and managing conservation related projects [1]