Grizzly Roars Echo As Bear, Wolf Clash Over Yellowstone Bison Carcass

A grizzly bear decided it had just had enough of a wolf trying to mooch off its meal of a bison carcass in the Yellowstone River, and the frustrated bear’s roars echoed as it went after the wolf, baring its teeth and swiping with its front paws. The wolf in turn snarled and snapped, but backed off. Though the rival carnivores were right on top of each other, they never actually made contact, and both emerged unscathed from the encounter, wildlife photographer Julie Argyle told Cowboy State Daily. Wolves and grizzlies will sometimes square off over food sources, but actual...