Surviving winter can be tough for the wildlife of Yellowstone, and will this year’s weather favor predator or prey? Will the grizzlies that emerge early survive, and why are the wolves and Great Gray Owls in danger of starvation? Plus find out how Yellowstone’s unique geology affects the mighty bison.Premiere Date: June 21, 2017 | Runtime: 00:54:10
Journey with Kirk Johnson to Yellowstone, where wolves, grizzlies, beavers and Great Gray owls survive one of the greatest seasonal changes on the planet. As the temperature swings 140 degrees, cameras capture how the animals cope.