Rarely do grizzly bears or cougars attack full-grown elk, although they eat calves or feed on the winter-killed carcasses.
Rarely do grizzly bears or cougars attack full-grown elk, although they eat calves or feed on the winter-killed carcasses.
北美灰熊与美洲狮虽然会以幼鹿或冻死的尸体果腹，但牠们很少攻击成熟的麋鹿。