Hunting Wolves need vulnerable prey — the sick, old or young — to be successful, he said. At this time of the winter, bull elk are in more danger as their energy reserves have declined. Cow elk, on ...

A baby elk outran — and outswam — a wolf pack in Yellowstone National Park, video shows. Screenshot of montanawild_'s Instagram video A “brave” little elk calf sprinted to safety — with a pack of ...

A “brave” little elk calf sprinted to safety — with a pack of wolves close on its heels in Yellowstone National Park, nail-biting video shows. The pack had separated the calf from its mother across ...