How is dualism relate to claims of human uniqueness?

Mind-body dualism, in its original and most radical formulation, the philosophical view that mind and body (or matter) are fundamentally distinct kinds of substances or natures. ... Thus, a mind-body (substance) dualist would oppose any theory that identifies mind with the brain, conceived as a physical mechanism.

During the paleolithic, hominins grouped together in small societies such as bands, and subsisted by gathering  plants  and fishing, hunting or scavenging wild  animals. the paleolithic is characterized by the use of knapped stone tools, although at the time humans also used  wood  and bone tools.