Sixty-six million years ago, a marine creature, minding its own business at the bottom of a Cretaceous sea, munched on some sea lilies—then didn’t feel too great. Now, a fossil hunter in ...

The six-mile-wide asteroid punched a one-way ticket toward extinction for all non-avian dinosaurs. Some 66 million years ...

Long before the carnage began, the Cretaceous picked up where the Jurassic ... Rays and modern sharks became common. Sea urchins and sea stars (starfish) thrived; coral reefs continued to grow.

Over 70 million years ago, during the late Cretaceous period, the southeastern U.S. was a warm, subtropical region covered by a vast shallow sea known as the Western Interior Seaway. Much of the ...

"Such a find provides important new knowledge about the relationship between predators and prey and the food chains in the Cretaceous sea." There's a fancy word for fossilized vomit: regurgitalite.

A Danish fossil hunter discovered a 66-million-year-old chunk of fossilised vomit, likely from a fish that couldn't digest sea lilies.

He then brought his find to a museum where it was cleaned and examined by Dutch sea lily expert John Jagt. Researchers dated the fossil animal regurgitate to the end of the Cretaceous era nearly ...

According to some scientists, fossil evidence clearly shows a decline in the number of dinosaur species for several million years leading up to the end of the Cretaceous. Sea Level The presence of ...

These fragments turned out to be fossilized remains of sea lilies—marine creatures that thrived during the Cretaceous period. Paleontologist Jesper Milàn expressed his excitement over the ...

For most of the Cretaceous, Canada’s prairie provinces were sitting deep underwater. A giant inland sea cut right across North America. Known as the Western Interior Seaway, it ran north to ...

Found along the Stevns Klint coastal cliff, the fossil is regurgitated lumps of sea lily - a type of marine invertebrate. They were eaten during the Cretaceous period tens of millions of years ago.