When a bison stampede overtakes a bridge at Yellowstone National Park, it's best to get out of the way of the thundering ...

The multicolored cascades of prey and predator animals -- bison, deer, bears ... knowing what cultural beliefs and aspirations these Stone Age artists were representing. Because the paintings ...

Carvings found on cave walls show giant bulls, stags, horses, bison and birds. No cave paintings have been found in Britain, but Stone Age Britons probably painted scenes like the ones found at ...