You might know the Cretaceous Period for big animals such as Tyrannosaurus rex and Triceratops, or for being the end of the age of dinosaurs. But what was the world like in the millions of years ...

During this period, oceans formed as land shifted and broke out of one big supercontinent into smaller ones. 3 min read Continents were on the move in the Cretaceous, busy remodeling the shape and ...

Your Artstor image groups were copied to Workspace. The Artstor website will be retired on Aug 1st. Transactions of the Annual Meetings of t... Transactions of the Annual Meetings of the Kansas ...