San Diego Zoo - Mountain lion, puma, cougar, panther—this cat is known by more names than just about any other mammal. But no matter what you call it, it's still the same
What's the Difference Between a Mountain Lion and a Cougar? | HowStuffWorks
CCGP — Puma concolor (Mountain Lion)
Mountain Lion (Puma concolor)
Mountain Lion (Puma, Cougar) | San Diego Zoo Animals & Plants