Are Mountain Lions Endangered? Conservation Status
Cougar - Wikipedia
Local Mountain Lion Population Faces Precipitous Decline in Genetic Diversity Within 50 Years, Possible Extinction - Santa Monica Mountains National Recreation Area (U.S. National Park Service)
Cougar – International Society for Endangered Cats (ISEC) Canada
Now Extinct, Eastern Cougar Removed From Endangered List | Courthouse News Service
Eastern puma declared extinct, 80 years after last confirmed sighting - The Wildlife Society
Why Making The Eastern Puma Extinct Is A Good Thing - UNILAD
Eastern Cougar "Extinction" - Some Key Points - Dr. L. Mark Elbroch
Eastern puma declared extinct––but did it ever really exist? - Animals 24-7
The eastern puma is declared officially extinct | Daily Mail Online
Federal agency says Eastern puma extinct, drops protections
The Eastern Cougar Is No More - The Lab World Group
Eastern cougar - Wikipedia
Puma | The Nature Conservancy
Puma That Vanished from U.S. East Coast 80 Years Ago Sadly Declared Extinct