Assertion: hermit crab | /r/HasAspect | soft abdomen
Facets:
Source sentences:
text: Hermit crabs have a soft abdomen and they need to protect this soft part with an empty snail shell.
text: Instead, they have a soft abdomen, which they protect by living in empty snail shells.
text: Hermit crabs are unique for the fact that they have soft abdomen or tail which is folded up under the body.