The same person was the source of rumors that bears and mountain lions were leaving the national park in mid-2025.

They say you're always stronger in numbers, but this wolf pack learned the hard way that that's not always the case.

Yellowstone is home to hundreds of species of birds, fish and mammals, according to the NPS. It is the only national park in ...

The National Park Service is clearing up any misconceptions on whether wildlife is migrating away from Yellowstone National Park.

Wolves in Yellowstone National Park will sometimes test their predation skills on lone adult bison. But there can be painful ...

The incident occurred at Grand Prismatic Spring near Old Faithful as tourists were enjoying a close-up view of the famous and popular hot spring.

The bison died in the boiling waters of the Grand Prismatic Spring. This happens from time to time, but usually not in front of a crowd.

That bison may be huge, but it can run a lot faster than you think. Test how much you know about staying safe around animals ...

On the flip side, wolves have been known to hunt down bison, and often need a pack to take down just one of the big beasts. As you might imagine, bison are rather tough creatures and can be quite the ...

Anecdotal evidence suggests bison might have specific behaviors associated with death and mourning. In one case in northern ...

Yellowstone National Park is celebrating an ecological milestone along with a key anniversary this summer, Oregon State ...