Assertion: american mink's tail | /r/CapableOf | act as rudder
Facets:
value: in the water
type: LOCATION
Source sentences:
text: The long tail is flattened in some species and acts as a rudder.
text: They have a long, nearly hairless tail that serves as a rudder in the water and their dense brown colored fur traps air and prevents the muskrats skin from becoming wet while in the water.