LOOKING at the dusty Sahara desert now, you wouldn鈥檛 think that it could ever have been a lush, green home. The excavation of a graveyard on the shore of a driedup lake in Niger, though, suggests that at least two Stone Age peoples once lived there.
Paul Sereno, one of National Geographic鈥榮 explorers-inresidence, stumbled upon the 10,000-year-old site, called Gobero, during a dinosaur-hunting expedition in 2000. The 67 graves excavated so far reveal intriguing clues about these desert dwellers.
First came the Kiffian, who grew up to 2 metres tall and hunted wild game, the bones of which were found nearby. They vanished when the Sahara entered a dry spell about 8000 years ago, to be replaced by the shorter, leaner Tenerians when the rains returned a millennium later. Bones and artefacts imply that they herded cattle and hunted fish and wildlife.
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鈥淭he most amazing find so far is a grave with a female and two children hugging each other,鈥 says team member Elena Garcea of the University of Cassino in Italy. 鈥淭his strongly indicates they had spiritual beliefs and cared for their dead.鈥