This football-sized creature could grind its teeth like a hard-core plant-eater, back before that was really a thing — and it ...

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

Tyrannoroter heberti fossil shows one of the earliest land animals to eat plants, changing what we know about how ...

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

More than 300 million years ago, long before the first dinosaur let out a roar, a small, four-legged creature was busy ...

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 ...

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, ...

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 ...