They were, however, differently shaped. The exact origin of modern humans has long been a topic of debate. About 1. We have no fossil record, however, of either group of African great apes, possibly because bones do not fossilize in rain forest environments.
It proposes that Homo sapiens evolved in Africa before migrating across the world. And, most importantly for the idea that erectus had language, open oceans were not barriers to their travel.
Daniel Everett is trustee professor of cognitive sciences at Bentley University in Massachusetts. They also identified another archaic human group called 'Denisovan', named after the Siberian cave in which the fossil finger, from which the DNA was obtained, was discovered. Homo sapiens archaic- to thousand years ago IX.