Assertion: hermit crab's claw | /r/CapableOf | form effective seal
Facets:
value: against evaporation
type: TRANSITIVE-OBJECT
value: reasonably
type: MANNER
value: in the shell mouth
type: LOCATION
Source sentences:
text: When the crab withdraws into its shell in the daytime, the claws and walking legs form a reasonably effective seal in the shell mouth against evaporation.