Assertion: porcupine | /r/UsedFor | refer to large rodent
Facets:
value: with quills
type: OTHER
Source sentences:
text: Porcupine refers to a large rodent with defensive spines or quills on the body and tail while hedgehog refers to a small nocturnal Old World mammal with a spiny coat and short legs, able to roll itself into a ball for defense.