Biospeleology*Cool Site* - Illinois Natural History Survey web site. Within caves a diverse biota may be found, exhibiting varying degrees of adaptation to the subterranean environment. Information and links about cave habitats and fauna, as well as cave protection and related topics.
Anchialine Caves and Cave Fauna - Research on the diversity, significance and distribution of cave animals in anchialine caves -- coastal caves formed in limestone or volcanic rock and flooded with seawater.
Biological Investigations of Diana Northup - Publications and other information on cave microbiology research at sites including Lechuguilla cave and Cueva de Villa Luz.
Biospeleology in Romania - About past and present cave biology research in Romania, including information about specific caves.
Cave Biology - Dr Jayant Biswas describes his research into biospeleology, the branch of science that deals with the study of cave organisms, and provides a forum, image gallery and newsletter.
Cave Biota - Video clips of cave organisms and interviews with scientists about cave biology, with transcripts in English, Spanish and Chinese
Groundwater Biology - Exhaustive collection of information about groundwater and cave biology. Checklist and bibliography for most taxa, distribution maps, images and useful links. Updated regularly.
Island Karst Research - Studies of bats and other cave biota on Vancouver Island, British Columbia, Canada.
Mexico Biospeleology - Reports from field investigations of biology in the underwater caves of northern Mexico.
Missouri Cave Critters - Descriptions of bats, cave fish, reptiles, amphibians, and invertebrate fauna found in Missouri caves.
Missouri Cave Life - Photos of some of the 800 different species of animals recorded in Missouri caves, only about 64 of which are truly cave-adapted troglobites. Also includes photos of cave gates built to conserve cave life and other resources.
Movile Cave - About the Movile cave, a unique and fragile underground environment near the Black Sea in Romania, a cave whose evolution is driven by chemosynthesis, with special emphasis on cave biota and ecology.
North American Biospeleology Newsletter - Publication of the Biology section of the National Speleological Society of America providing information about cave biology news and research in biospeleology.