A silverback gorilla and a grizzly bear represent two of the most powerful land animals alive. This analysis compares their ...

This is the first time a grizzly bear has been formally documented in the Bangtails since grizzly bear recovery efforts began ...

Beckwith, the climbing coalition's executive director, has gazed upon Delta Lake from high on the summit of the Grand Teton ...

A guide who spends most days in Yellowstone National Park on Thursday enjoyed a welcome snowfall that softened the roads for ...

Christmas trees across the country are being collected by farms to feed goats, sheep and alpaca. NBC News' Emilie Ikeda ...