Assertion: mastodon's population | /r/CapableOf | persist on wrangel island
Facets:
value: before succumbing to extinction
type: TEMPORAL
value: off the northeastern coast of siberia
type: LOCATION
Source sentences:
text: Mammoths went extinct about 10,000 years ago, though scientists believe an isolated population of dwarf mammoths persisted on Wrangel Island off the northeastern coast of Siberia until about 3,700 years ago.
text: An examination of a fossil tooth discovered in 2015 indicated that a tiny population of mammoths persisted on Wrangel Island, an Arctic island located off the coast of northern Russia, as late as 4,300 years ago before succumbing to extinction from the effects of inbreeding and the loss of genetic diversity.