Assertion: porcupine's quill | /r/HasProperty | sharp hollow rattle
Facets:
Source sentences:
text: If cornered in the open, they respond very aggressively, erecting their sharp hollow "rattle" quills and running sideways or backwards to drive them into their attacker.
text: If cornered in the open, they respond very aggressively, erecting their sharp hollow "rattle" quills and running sideways or backwards to drive them into their attacker.