9Hermit Crab Habitat setup: Hermit Crab care and Habitat Set-up is a concise book on how to set-up your very own hermit crab Habitat. This hermit crab book has Instructions that are simple and for dummies. Everything you need to know to set up your new pet in a new aquarium / terrarium and then care and feed it. If set up and cared correctly a hermit crab can be a great pet for years. Hermit Crab Care Book is ideal for children to learn the basics of care.