Climate change is melting away glaciers around the world, but in the Andes Mountains, a wild relative of the llama is helping local ecosystems adapt to these changes by dropping big piles of dung.

WILLIAMS, Ariz. (AP) — One way to help tell how a Tyrannosaurus rex digested food is to look at its poop. Bone fragments in a piece of fossilized excrement at a new museum in northern Arizona — aptly ...

Animals have evolved to eat a lot of different things, even stuff that barely passes for food, and it shapes our entire lives from what we look like to where we live. Today, we’ll talk about why being ...

WILLIAMS, AZ — One way to help tell how a Tyrannosaurus rex digested food is to look at its poop. Bone fragments in a piece of fossilized excrement at a new museum in northern Arizona — aptly called ...