Assertion: hermit crab | /r/HasAspect | exoskeleton
Facets:
value: for support
type: PURPOSE
value: unlike other crabs
type: OTHER
Source sentences:
text: They have an exoskeleton, an outer shell that provides support for their body but does not provide much protection from predators.
text: Unlike other crabs, the hermit crab has no exoskeleton, so for protection, it forces its vulnerable body into the curved chamber of an empty gastropod shell (or similar object) for protection.
text: Although they do have an exoskeleton for support, it does not provide much protection; therefore they must “borrow” shells from snails, periwinkles, or oyster drills.