Biodiversity Contacts Biodiversity Interest Groups Animal Concerns Research and Education Society (ACRES) Blue Water Volunteers Butterfly Circle Cicada Tree Eco-place Green Volunteers Jane Goodall Institute (Singapore) Leafmonkey Workshop Mangrove Action Squad Nature Photographic Society (Singapore) Nature Society (Singapore) Southeast Asian Biodiversity Society Team Seagrass The Hantu Blog The Naked Hermit Crabs The Pangolin Story Toddycats! (Lee Kong Chian Natural History Museum) Wild Singapore Wildlife Reserves Singapore Conservation Fund World Wildlife Fund (WWF) Youth for Ecology