are hermit crabs reptiles
, Reptile keeper and breeder, wildlife observation and ecology hobbyist. Hermit crabs are crabs. Crabs are invertebrates. Invertebrates are animals that do not have an internal skeleton. Instead, they have an exoskeleton. And ten legs. Reptiles are vertebrates. They have an internal skeleton, just like we do, and four legs (well, except for a few lizards that have only 2 or none, or snakes which have none).