Assertion: porcupine's quill | /r/CapableOf | run along the head
Facets:
Source sentences:
text: This mammal is recognizable by the quills that run along the head, nape, and back that can be raised into a crest, hence the name crested porcupine.
text: This mammal is recognizable by the quills that run along the head, nape, and back that can be raised into a crest.