Morning or afternoon pick-up at your hotel for the OTS La Selva ½ day tour, including round – trip transportation and local guide. The Organization for Tropical Studies (O.T.S.) own a 1560-hectare tropical research station and biological reserve.  In this reserve more than 450 species of trees, 400 species of birds, 113 species of mammals, 81 species of reptiles, & 48 species of amphibians have been identified.