A group of tourists witnessed an extraordinary scene in Yellowstone National Park on Friday as a German Shepherd leaped from ...

A dog was seen jumping out of a car window and chasing a wolf in Yellowstone Friday. A tour guide captured photographs of the ...

A German shepherd showed its predator instincts Friday, leaping from a vehicle and briefly chasing a wolf in Yellowstone ...

These working line german shepherds, Revere & Churchill ... what they're hearing in the first 48 hours after the election Yellowstone coyote not alone; can you spot the other mammal?