Modern humans developed over a period of millions of years.  Here is a summary of what we know based on fossil records. Australopithecine: Lived from 4.5 million to 1 million B.C. Found in eastern Africa. First human like creature to walk up right. Homo Habilis: Lived from about 2.5 million to 1.5 million B.C. Found … Continue reading Hominid Development