Assertion: koala's ancestor | /r/HasProperty | arboreal
Facets:
Source sentences:
text: The ancestors of vombatiforms were likely arboreal, and the koala's lineage was possibly the first to branch off around 40 million years ago during the Eocene.
text: The ancestors of vombatiforms were likely arboreal, and the koala's lineage was possibly the first to branch off around 40 million years ago during the Eocene.