Cretaceous. There were dinosaurs, fine. They were even in Antarctica, which was covered in temperate rainforest, lovely. My ...

3 min read Continents were on the move in the Cretaceous, busy remodeling the shape and tone of life on Earth ... Rays and modern sharks became common. Sea urchins and sea stars (starfish ...

The Cretaceous period ... While dinosaurs dominated the land, the seas were teeming with diverse life forms, including the sea lilies featured in the discovery. Although the fossilized vomit ...

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 ...

eliminated the majority of life on Earth). 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 ...