Assertion: cuttlefish | /r/CapableOf | change its density
Facets:
value: at will
type: MANNER
value: through its cuttlebone
type: MANNER
Source sentences:
text: Although it can take hours for the cuttlefish to change its density through its cuttlebone alone, the animal can control its positioning in the water with the aid of its specialized fins and mantle.
text: This allows the cuttlefish to change its density at will and either float at the surface of the water or sink to the very bottom.