Scientists found a 307 million-year-old fossil, Tyrannoroter heberti, revealing one of the earliest known land vertebrates ...

For humans, feces are last on the list of things we’d place near our mouth. In the animal world, that reaction does not ...

Life began in the sea, and it took a long time to move onto land. Plants started creeping ashore about 475 million years ago.

The 307-million-year-old skull, discovered in Canada, may have belonged to one of the earliest known vegetarian animals, ...

Hundreds of millions of years ago, the first animals to crawl onto land were strict meat-eaters, even as plants had already taken over the landscape. Now scientists have uncovered a ...

Life on Earth started in the oceans. Sometime around 475 million years ago, plants began making their way from the water onto ...

By Will Dunham Feb 10 (Reuters) - Scientists have unearthed in Canada's province of Nova Scotia the skull of a creature ...

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 ...

My friend, Susan in Santa Monica, posted a photo of herself on social media in a state of blissful repose, a white rat perched atop her chest. I recoiled at the sight of it. I phoned her and asked, ...