Assertion: plesiosaur | /r/HasProperty | descended
Facets:
value: from land animals
type: OTHER
value: from terrestrial tetrapods
type: OTHER
Source sentences:
text: Muscles pretty much stay the same throughout the evolution of the tetrapods (and plesiosaurs are descended from terrestrial tetrapods)...
text: Plesiosaurs are descended from land animals, they have solid calcified skeletons, real nostrils, and individial digits (or fingers) contained within a solid fleshy fin.