Assertion: cetacean's ancestor | /r/CapableOf | move into the sea
Facets:
value: from the land
type: TRANSITIVE-OBJECT
Source sentences:
text: When the ancestors of all dolphins and whales moved from the land into the sea, almost all aspects of their anatomy changed drastically to adapt to their new world: their eyes shrank, their front limbs morphed into flippers, while their hind legs merged into fins.