However, at Olduvai Gorge – the site where Homo habilis's discovery reshaped the ... finding stones as long and thin as a hippopotamus femur is uncommon, and that’s a shape well-suited to ...

africanus. Like all of the other Autralopithecus species, A. boisei walked upright. Homo habilis, which actually means "handy man," is apparently the first species to make and use primitive stone ...