Assertion: hermit crab | /r/HasProperty | unique
Facets:
value: for the fact
type: CAUSE
Source sentences:
text: Hermit crabs are unique among higher crustaceans (like shrimp, crabs or crayfish) because they generally utilize snail shells as portable shelters for protection because their body is soft and fragile.
text: Hermit crabs are unique for the fact that they have soft abdomen or tail which is folded up under the body.