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 "Extinction" - Some Key Points - Dr. L. Mark Elbroch
Puma | The Nature Conservancy
The Eastern Cougar Is Officially Extinct - Atlas Obscura
Eastern Cougars Declared Extinct—But That Might Not be Bad
How AI Facial Recognition Is Helping Conserve Pumas - Scientific American
Eastern US cougar declared extinct 80 years after last sighting
Puma | The Nature Conservancy
The Eastern Cougar will be officially listed as extinct — almost 80 years after last sighting | The Independent | The Independent
The Eastern Puma Has Officially Been Pronounced Extinct! | Most endangered animals, Animals, Extinct animals
Federal agency says Eastern puma extinct, drops protections