Human Evolution from 4,000,000 years ago

This video is useful to learn about human evolution from 4,000,000 years ago. The video says the fossil evidences indicated the birth place of the first human was Africa which is one of the important place to get the archaeological evidences which studies prehistoric people and their culture.The earliest of those was "Australopithecus specimens" found in Africa.Three fits. tall female fissile skeletal is found in 1970. The scientist name her Lucy. Her skeleton was resembled with modern human. Her feet were curved may be because of climbing trees.