Now the Hopi Reservation in Black Mesa, Arizona is surrounded by the Navajo reservation and is where the vast majority of the Hopi live today. However, a few Hopi live on the Colorado River Indian Reservation, on the Colorado River in western Arizona.
According to biologists, neocortex is a thin layer structure found in the cerebral cortex area of the brain. The neocortex is also responsible for human senses, the ability to speak and coordinate movement such as walking and lifting.
In the human brain, the neocortex is the largest part of the cerebral cortex which covers the two cerebral hemispheres, with the allocortex making up the rest. The neocortex is made up of six layers, labelled from the outermost inwards, I to VI.