3 min read At the dawn of the Paleogene—the beginning of the Cenozoic era—dinosaurs, pterosaurs, and giant marine reptiles were conspicuously absent from the face of the Earth. Rodent-size ...

The geologic time scale is divided into eons, eras, periods, epochs, and ages. Our activities ... animal groups 65.5 million years ago defines the beginning of the Cenozoic era. We are including ...

The Early Cretaceous Epoch lasted from 145 million years ago to 100.5 million ... the Palaeogene Period and the Cenozoic Era began. In the Palaeogene, the continents drifted even closer to their ...

For 600,000 years during the tail end of the Miocene epoch, the Mediterranean was a dried-up salt plain cut off from the Atlantic Ocean. Around 5.3 million years ago, the eastern and western ...

In this location, scientists from the University of Alberta found a specific snake fossil in rocks from the Oligocene epoch (Cenozoic era). The remains include four specimens intertwined and ...

For many, it is dinosaurs, the fierce and powerful stars of the Mesozoic era ... during the Cenozoic era. This period is also called the “Age of Mammals”. During the Oligocene epoch about ...