Cretáceo
The Cretaceous Period, often referred to as the Cretáceo in Spanish and Portuguese, was the third and final period of the Mesozoic Era. It began 145 million years ago and ended 66 million years ago. This period is known for its dramatic geological and biological changes. The supercontinent Pangaea continued to break apart, leading to the formation of the Atlantic Ocean and the separation of the continents into their modern configurations. This continental drift significantly influenced global climate and ocean currents.
Biologically, the Cretaceous was a time of immense diversity and evolution. Flowering plants, or angiosperms, first
The end of the Cretaceous Period is marked by a major mass extinction event, the Cretaceous-Paleogene (K-Pg)