Silver tip grizzly bear walks along riverbank, looks for fish in river

ursus arctos horribilis brown bear ursus bear grizzly british columbia alaska wildlife bella coola omnivore carnivore ecotourism male canada mammal animal predator fauna cautious wild stream habitat arctos wilderness silver tip ecology walk fur salmon riverbank claw horribilis danger nature environment river look strong strength solitary injury behavior powerful forest gravel fish behaviour bank autumn