The first time that Montana-based wildlife filmmaker Casey Anderson locked eyes with the mountain lion living in his backyard, he was close enough to hear her crunching on a dead deer’s bones. Then he noticed that she must have recently given birth. That was when Anderson knew he had to make a film about the mountain lion, whom he nicknames Mama Mo, and her three cubs: Eeny, Meeny, and Miny.
There was just one problem: mountain lions aren’t easy to spot. “I’ve been told 1,000 times that you can’t do a documentary about mountain lions,” Anderson says. “Anytime anybody has ever tried, it’s just a documentary about people looking for mountain lions — not actually finding them.”
So he turned to military-grade, thermal-sensing FLIR cameras…