North American cougar - Wikipedia
The Puma Is The Great American Predator - My Animals
North American Puma/Cougar - extinct? | Page 3 | AfricaHunting.com
Mountain Lion | National Wildlife Federation
Eastern Cougars Declared Extinct—But That Might Not be Bad
Puma | The Nature Conservancy
The Eastern Puma Has Been Officially Declared Extinct
Eastern mountain lion officially declared extinct - pennlive.com
Now Extinct, Eastern Cougar Removed From Endangered List | Courthouse News Service
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)
Eastern Cougar extinct, no longer needs protection, says US conservation agency | Wildlife | The Guardian
U.S. authorities declare Eastern puma extinct, 80 years after last sighting - Portland Press Herald
Federal agency says Eastern puma extinct, drops protections
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 Cougars Declared Extinct—But That Might Not be Bad
The Eastern Cougar Is Officially Extinct - Atlas Obscura
Pumas, Panthers & Cougars: Facts About America's Big Cats | Live Science
Cougar - Wikipedia
Puma | The Nature Conservancy
Eastern Cougar "Extinction" - Some Key Points - Dr. L. Mark Elbroch
Eastern US cougar declared extinct
