Scientists can learn a lot about extinct animals by studying their footprints, bones and even teeth. But, while insightful, these artifacts don’t always paint a complete picture of an ancient creature ...

What’s 66-million-year-old vomit like? A lot more pleasant than the fresh stuff, says paleontologist Jesper Milan.

Researchers have studied ancient regurgitated remains before. Last November, scientists used fossilized feces and vomit samples from Poland to try to determine who was eating whom 200 million ...

A 66-million-year-old fossilized vomit discovery in Denmark offers a rare glimpse into the prehistoric Cretaceous food chain.

Researchers have studied ancient regurgitated remains before. Last November, scientists used fossilized feces and vomit samples from Poland to try to determine who was eating whom 200 million ...

The fossil was found at a cliff in Denmark. Fossilized vomit is called regurgitalite, and it's a type of trace fossil, which tells scientists about an organism's daily life.

For that information, researchers often turn to another source: fossilized poop. Fossilized feces—also known as “coprolites”—can shed light on “the last day or two [of] behavior of an ...