Answer
Compared to other animals, humans have the largest brain mass to body mass ratio. In particular, the human forebrain is much larger than the forebrain of other animals. Humans also have a much larger proportion of the association cortex than in other animals.
Work Step by Step
Compared to other animals, humans have the largest brain mass to body mass ratio. In particular, the human forebrain is much larger than the forebrain of other animals. Humans also have a much larger proportion of the association cortex than in other animals.