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.

Release : June 21, 2017

Website : http://www.pbs.org/show/great-yellowstone-thaw/

Total Eps : 3 / 60 minutes

Total Season : 1

Rating : 5.50