Assertion: lobster's exoskeleton | /r/HasProperty | hard
Facets:
Source sentences:
text: Like many invertebrates lacking a "backbone," lobsters are protected by a hard exoskeleton that provides structure to their bodies.
text: They have a hard exoskeleton (outer skeleton), which protects them.
text: They have a hard exoskeleton (outer skeleton), which protects them.
text: When lobsters molt, they wiggle out of their hard exoskeleton, leaving them vulnerable to predators.