Assertion: rock hyrax's ancestor | /r/HasProperty | tethytheria
Facets:
Source sentences:
text: The manatee, the rock hyrax and the elephant share a common ancestor, Tethytheria, which died out more than 50 million years ago.
text: In addition, Elephants are also distantly related to the Manatee and Dugong who all share a common ancestor, the Tethytheria, which died out more than 50 million years ago.