An innocent fugitive from the law lives in the wilderness with a grizzly bear companion and helps passers-by in the forest.

Yellowstone is one of the most remarkable places on the planet. It’s home to North America’s most iconic wildlife, including grizzly bears, wolves, great grey owls, beavers and bison. Every year they must survive extreme weather as the thaw transforms this mountain wilderness from freezer to furnace.

Survival expert Les Stroud explores the world of Alaska's most formidable wildlife and uncovers the secrets to their survival in America's final frontier.

Gloomy, an abandoned little bear, is rescued by Pitty (the little boy). At first, he is cute and cuddly, but becomes wilder as he grows up. Since bears do not become attached to people like dogs by nature, Gloomy attacks Pitty even though he is the owner. So Gloomy has blood on him from biting and/or scratching Pitty.

Wildlife cameraman Gordon Buchanan helps to rehabilitate six orphaned baby grizzly bears into the Russian wilderness

The cameras are turned on a must-see natural spectacle that plays out across the vast Alaskan wilderness, where some of the world’s most remarkable animals – bears, wolves, moose, orcas and eagles – gather by the thousands to take part in Alaska’s summer feast, an event never before captured live on television.