Assertion: porcupine | /r/CapableOf | gnaw on bone
Facets:
value: to keep its teeth
type: PURPOSE
value: often
type: TEMPORAL
value: occasionally
type: DEGREE
value: for their minerals
type: PURPOSE
Source sentences:
text: Interestingly enough, reports have indicated porcupines gnawing on carrion and bones.
text: • Porcupines often gnaw bones for their minerals and also to sharpen their powerful incisors.
text: As herbivores, they eat leaves, grass, nuts, tree bark, and plant buds, though a porcupine will occasionally gnaw on bones to keep its teeth sharp.