Grizzlies on the loose! In this clip, watch grizzly bears running all over the place in Alaska's Grand Teton National Park!

"They are ... vital players in maintaining the balance of ecosystems." Officials launch project to save unlikely yet ...

They were red wood ants—scientifically classified as a group within the genus Formica—one of the smallest of all so-called keystone species. Red wood ants have compound eyes made up of ...

Eventually, the team hopes for a return of these stars to Monterey Bay, where they can help maintain kelp forests, which are ...

It will use changes in the degree of red coloration detected by satellites to track its quarry: a tiny shrimp smaller than ...

The study in the western U.P. will try to find out why the state's mainland moose population has not grown faster.

As the days and weeks go forward, the weather gets warmer and the days longer, many of us that enjoy recreation along the Susquehanna River in the form of boating ...