All but one of the 27 tools were made from elephant or hippo bone. Hippos were common in the area but elephants were not, meaning their bones were probably carried to Olduvai Gorge from elsewhere ...

From their floppy ears to their giant trunks and massive size, there’s a lot that stands out about the elephant ... was once believed that the use of tools was a characteristic that separated ...

All but one of the 27 tools were made from elephant or hippo bone. Hippos were common in the area but elephants were not, meaning their bones were probably carried to Olduvai Gorge from elsewhere, ...

A bone tool made from a 1.5-million-year-old elephant bone discovered at the Olduvai Gorge site in Tanzania is seen in this picture released on March 5, 2025. Photo: Pleistocene Archaeology ...