Assertion: tortoise | /r/HasProperty | unchanged
Facets:
value: largely
type: DEGREE
value: by mammals
type: OTHER
value: over time
type: TEMPORAL
Source sentences:
text: Tortoises evolved over 200 million years ago and are relatively unchanged over time.
text: When the first tortoises arrived on the Galapagos Islands, they were unchallenged by mammals and so evolved to better take over the niche of large herbivore that is taken elsewhere by sheep, goats, deer or the like.
text: Tortoises are perfect to study as they are considered largely unchanged from when they roamed the world millions of years ago.