"Since the earliest days of keeping aquatic life in aquariums, curious and adventurous hobbyists have tried to create miniature biotopes, pushing the boundaries of glass boxes to replicate the diverse array of habitats from which our tropical fishes originate." Get way outside your comfort zone and experience "Life in the Dark: Exploring Cave Rivers," by Dante Fenolio, Ph.D., with a introduction by Michael J. Tuccinardi.