It's not just an effort to increase the presence of a creature that once called the region home. Group of animals make remarkable return for first time in 10,000 years — here's what made this ...

“Bison have injured more people in Yellowstone than any other animal,” park rangers said. “They are unpredictable and can run three times faster than humans.” Bison are huge animals that ...

A pack of wolves took down a bison in Yellowstone National Park and attracted a crowd of people — that the rest of the bison herd then charged into.