Mammal evolution in Africa, including that of modern human ancestors, through the late Cenozoic (Plio-Pleistocene, ~5.3 million years ago) may not have been driven by the expansion of grasslands as previously thought, new research has suggested.
Click here for original story, Grassland expansion was not a main driver of mammal evolution in Plio-Pleistocene Africa, research suggests
Source: Phys.org