Bat and small mammal surveys have been conducted at five designated sites in the area of Plant Genetic Conservation Project under the Royal Initiative of Her Royal Highness Princess Maha Chakri Sirindhorn between February 2012 and September 2012. A total of 20 species (19 identified species and 1 unidentified species) has been found including Indochinese ground squirrel Menetes berdmorei and Indochinese forest rat Rattus andamanensis, and 18 bat species. Bats have been identified into 7 families, i.e. Family Craseonycteridae (1 species). Family Emballonuridae (2 species). Family Hipposideridae (6 species), Family Megadermatidae (1 species), Family Pteropodidae (1 species), Family Rhinolophidae (5 species) and Family Vespertilionidae (2 species).