Assertion: hornet's exoskeleton | /r/HasProperty | tough
Facets:
value: unusually
type: DEGREE
value: to the point
type: OTHER
Source sentences:
text: The exoskeleton of all velvet ants is unusually tough (to the point that some entomologists have reported difficulty piercing them with steel pins when attempting to mount them for display in cabinets).[citation needed]