Mountain lion or 'large feline'? Pennsylvania residents on alert
Spotting mountain lions is becoming a Pennsylvania pastime. But they're probably bobcats.
Are mountain lions on their way to Pennsylvania?
Mountain lion reports in Pennsylvania popular, but often a hoax: Monsters of Pennsylvania
Are there mountain lions in Pennsylvania?
Mount Nittany Folklore – Mount Nittany
He changed us': the remarkable life of celebrity mountain lion P-22, Los Angeles
People—and their attitudes—drive California mountain lion deaths - The Wildlife Society
Penn State researcher explores DNA of Nittany lion
LOCAL HISTORY: Tales of the cougar roamed our hills and dales
The most dangerous creatures lurking in Pa.'s woods and some tips for handling encounters
PA Game Commission: Mountain lions are not lurking in Back Mountain
Bringing Back the Cougars - JSTOR Daily
Last mountain lions in Pennsylvania revealed in history, folklore and newspapers