When it was made: Circa 1961 to 1878 B.C. What it tells us about the past: Ancient Egyptians feared hippos (Hippopotamus amphibius), viewing them as dangerous and aggressive animals, especially ...

The team says that the ancient hippopotamus were larger than today's species and weighed about six-seven tonnes, compared to modern hippos that weigh up to four tonnes. They had very prominent ...

A newly discovered cache of 27 carved and sharpened bones from elephants and hippos found in Tanzania’s Olduvai Gorge site pushes back the date for ancient bone tool use by around 1 million years.