Assertion: hyena's ear | /r/HasProperty | folded flat
Facets:
value: to prevent dirt
type: PURPOSE
Source sentences:
text: When afraid, the ears are folded flat, and are often combined with baring of the teeth and a flattening of the mane.
text: They have tubular, rabbit-like ears that can stand on end but can also be folded flat to prevent dirt from entering them when they are underground.