A large grizzly boar (Ursus arctos horribilis) sits down by a tree in a grassy meadow to groom himself. He reminds us of "Winney the Pooh" minus the honey pot. He sat there for several minutes, like a teddy bear checking his claws. Yellowstone National Park, Wyoming

A mother grizzly (Ursus arctos horribilis) with her two, year old cubs are taking a nap, cuddling together under the shade of a pine tree. Yellowstone National Park, Wyoming.

A mother grizzly (Ursus arctos horribilis) and her two, year old cubs are napping together in the grass under the shade of a pine tree. The grizzly sow is very alert, keeping a watchful eye over her cubs. Yellowstone National Park, Wyoming

This grizzly bear sow (Ursus arctos horribilis) is sitting down playing peek-a-boo peering through the pine trees. Yellowstone National Park, Wyoming

Along the edge of the snow filled forest a mother grizzly bear (Ursus arctos horribilis) teaches her one year old cub how to traverse a snow bank. Yellowstone National Park, Wyoming

Along the edges of the snow filled forest, a year old grizzly cub (Ursus arctos horribilis) appears to be practicing climbing up and down a snow bank in Yellowstone National Park, Wyoming.

With summer just around the corner we spot a grizzly sow (Ursus arctos horribilis) and her cub standing high on a cliff, their fur almost blond it’s so grizzled. Yellowstone National Park, Wyoming

A large Grizzly boar (Ursus arctos horribilis), his long claws very evident, as he moves quickly near the edge of Yellowstone Lake. Yellowstone National Park, Wyoming

By sea plane we arrive deep in the rainforests of British Columbia, Western Canada. Here to observe and photograph wild brown or grizzly bears (Ursus arctos horribilis) as they chase and feed on spawning salmon.

Along the edges of the still frozen Yellowstone Lake, we begin to photograph this grizzly bear (Ursus arctos horribilis) on the scent, tracking his next meal as he clawed his way through the newly fallen snow. Yellowstone National Park, Wyoming

Year old grizzly cubs (Ursus arctos horribilis) patiently sitting among dead fallen trees waiting for mom who is grazing nearby. Yellowstone National Park, Wyoming

A grizzly sow (Ursus arctos horribilis) stands guard over her three newborn cubs playing in the grasslands near Yellowstone Lake. Yellowstone National Park, Wyoming

A grizzly sow (Ursus arctos horribilis) watches over her three newborns (cubs of the year) as they play in a grassy meadow near Yellowstone Lake. Yellowstone National Park, Wyoming

Along the edges of the still frozen Yellowstone Lake, we begin to photograph this grizzly bear (Ursus arctos horribilis) seemingly on a mission as it clawed its way through the snow in search of his next meal. Yellowstone National Park, Wyoming.