How popular is Gemma? Gemma is a very popular first name for females (#1711 out of 4276, Top 40%) and also a very popular surname for both adults and children (#28049 out of 150436, Top 19%). (2000 U.S. CENSUS)
Chomsky and Gould hypothesize that language may have evolved simply because the physical structure of the brain evolved, or because cognitive structures that were used for things like tool making or rule learning were also good for complex communication.
In the Paleolithic Age (Paleolithic means old stone) 2 million to 10,000 years ago, Homo sapiens evolved, originating in Africa. Humans spread from Africa roughly 75,000 years ago and developed speech and fire before the Neolithic.