Assertion: sea otter | /r/CapableOf | keep their fur
Facets:
value: by rubbing it
type: MANNER
Source sentences:
text: The sea otter keeps their fur very clean and can usually withstand all temperatures.
text: To break the shell of the shellfish or the shell of the crab, the sea otter finds a sharp stone and splits the food, this stone she keeps in the fur fold, like a pocket
text: They rely on a layer of air in their fur to protect them from the cold, and they keep their fur aerated by rubbing it with their feet to squeeze the water out.