Diego Hermit Crab Adventure Kit Diego from Nickelodeon is here to help your child learn about Hermit Crabs. This Diego Hermit Crab Kit is a perfect starter kit for your son. With an easy-to-open blue lid this hermit crab will have the best home on th e block. The kit includes a Diego turtle adventure backdrop and a small Diego figurine for the tank. This clear tank comes with blue-and-white gravel for a complete adventure look. This tank is also a great home for amphibians and reptiles. A hermit crab is not included