Next airing Fri Feb 19, 11 a.m. ET

Night of the Grizzly

Grizzly bear expert Casey Anderson is determined to solve the mystery of the "night grizzly." According to the stories, a night grizzly is a bold, aggressive predator that conceals itself in a cloak of darkness. After finding an abundance of evidence, such as the carcass of a night grizzly attack victim, it is clear that these predators do exist, and Casey wants to get a closer look. Casey embarks on his epic mission to understand if the legend of the night grizzly has real teeth.