Assertion: cougar's population | /r/HasProperty | extirpated
Facets:
value: from the eastern united states
type: LOCATION
value: during the pleistocene extinctions
type: TEMPORAL
Source sentences:
text: Culver et al. propose the original North American cougar population was extirpated during the Pleistocene extinctions some 10,000 years ago, when other large mammals, such as Smilodon, also disappeared.
text: A consensus exists among wildlife officials in 21 eastern states that the eastern cougar population has been extirpated from the eastern United States.