Assertion: mastodon's population | /r/CapableOf | persist into historical times
Facets:
value: amazingly
type: OTHER
Source sentences:
text: Amazingly, isolated populations of Deinotherium persisted into historical times, until they either succumbed to changing climatic conditions (shortly after the end of the last Ice Age, about 12,000 years ago) or were hunted to extinction by early Homo sapiens .