"We have found fossils of trees, fossils of rhino, hippo, antelope ... many things," said Senut. "They would not be what you recognize today, but earlier ancestors of them." Chew marks on one ...

So why did the Africans never domesticate the rhino? Why did they never farm the ... sharing a genus (Equus) and a common ancestor. They stand nearly five feet at the shoulder, live in small ...