Learn about the time period that took place 23 to 2.6 million years ago. 3 min read From afar, Earth looked much as it does today when the Neogene period began. But looks are deceiving.

During the Paleogene period, most of the Earth’s climate was tropical. The Neogene period saw a drastic cooling, which continued into the Pleistocene epoch of the Quaternary period. As for the ...

In the Linxia Basin of Gansu Province, for example, there are continuous deposits from Oligocene to Pleistocene, covering complete Neogene period and bearing rich mammalian fossils (Fig.

The study is the first to compare the evolution of two mammalian clades during the Neogene on two continents ... and chalicotheres, cover the period between 23 to two million years ago.