The fossil hominin Homo habilis was described 1964 by Louis Leakey and his colleagues from the 1.9 million year old Olduvai Gorge locality in Tanzania.
The fossil record shows a break between the australopithecines, supposedly directly ancestral to our genus, and the first humanlike members of the genus.
This YouTube video runs to about an hour and a quarter, so I will be answering him once again in a series, minute by minute.
If a Neanderthal walked down the street, appropriately dressed, you probably wouldn’t notice.
This unbridged gap between the ape-like australopithecines and the abruptly appearing human-like members of our genus challenges evolutionary accounts.