Assertion: raccoon's sense | /r/HasProperty | keen
Facets:
Source sentences:
text: Their sense of hearing is keen and they are primarily nocturnal, with good visual acuity.
text: Raccoons use their keen olfactory sense to detect the presence of either predators or prey and food.
text: They have keen senses of hearing, sight, and touch, but taste and smell are less well developed.
text: Raccoons use their keen olfactory sense to detect the presence of either predators or prey and food.