grizzly bear guarding elk calf kill next to yellowstone river in the yellowstone naitonal park in wyoming us

grizzly bear guarding elk calf kill next yellowstone river naitonal park wyoming us animal boar male sunrise backlit morning national carnivore hunt hunting dead fawn carcass blood feeding eating wildlife wilderness black brown fur mountain wet ursus arctos horribilis nose hayden valley sunlight united states usa america breath fog steam ecotourism travel vacation tourism ye