Different in degree or kind (Introduction)

by David Turell , Tuesday, December 24, 2013, 18:47 (3987 days ago) @ xeno6696


> Matt:But that just tells the story of how selective pressure of hunting resulted in driving humans towards language. We were on the ground before H. Erectus fossils were created.-I understand that, but the anatomic changes had to occur before speech could be realized. How did selective pressure create the anatomic changes unless guided by a plan? After all it involved the possibility of choking, and offered no physical survival advantage at the time.