Assertion: cougar's population | /r/CapableOf | remain undetected
Facets:
value: in the northeast
type: LOCATION
Source sentences:
text: The statement that will remove the eastern cougar, or eastern puma, from the endangered list as of Feb. 22 said that the last confirmed sighting was in 1938, and that it is "highly unlikely" a reproducing population of the animals could remain undetected in the northeast ever since.