Brown bear (Ursus arctos) cubs playing in water, Russia

MS Shot of dominant male brown bear copulating with female in estrus, male biting female's neck, female trying to escape engagement / Alaska, United States

MS PAN Dominant male brown bear walks past female in estrus, grazing few feet away / Alaska, United States

MS Shot of dominant male brown bear copulating with female in estrus and male panting / Alaska, United States

MS Dominant male brown bear copulating with female in estrus and male biting female's neck / Alaska, United States

MS Shot of brown bear male feeding on salmon at Brooks Falls, showing dominance behavior towards second male by urinating / Alaska, United States

MS Shot of grizzly bear foraging in meadow / Tetons, Wyoming, United States

MS Shot of three grizzlies guarding moose carcass on frosty morning / Tetons, Wyoming, United States

MS Grizzly bear cub playing with mother, Arctic circle

CU Young Brown Bear walking through river with salmon in mouth, Salmon struggles and escapes, Arctic circle

WA Grizzly Bear, Ursus arctos horribilis, and cub playing, Arctic Circle

Two bear cubs playing

MS TS Grizzly Bear (Ursus Arctos horribills) walks down river bank. /Utah, USA

MS Brown Bear, Ursus arctos, diving underwater in river, Arctic Circle

WA Grizzly Bear, Ursus arctos horribilis, and two large cubs, on hillside, Arctic Circle

MS Grizzly Bear, Ursus arctos horribilis, cub playing in water with mother in background, Arctic Circle

MS Brown Bear, Ursus arctos, running through shallows, leaping and catching a salmon, Arctic Circle

WA Grizzly Bear, Ursus arctos horribilis, and two large cubs, on hillside, Arctic Circle

CU SLO MO Grizzly bear digging in snow searching for food / Livingstone, Montana, United States

MS Grizzly Bear, Ursus arctos horribilis, and cub playing, Arctic Circle

WA Grizzly Bear, Ursus arctos horribilis, cub playing in water with mother in background, Arctic Circle

MS Shot of dominant brown bears sitting and fishing in Brooks River / Alaska, United States

MS Shot of dominant brown bear sitting in Brooks River with caught salmon, eating as gulls watch / Alaska, United States

MS Shot of Brown bears at Brooks Falls competing over fishing spot AUDIO/ Alaska, United States