Assertion: porcupine's quill | /r/CapableOf | vary in barb length
Facets:
Source sentences:
text: Quills from different parts of the body vary in length, flexibility, color, shaft diameter, and barb length.
text: Quills from different parts of the body vary in length, flexibility, color, shaft diameter, and barb length.
text: Quills from different parts of the body vary in length, flexibility, color, shaft diameter, and barb length.