For over 25 years, primatologists have speculated that intelligence, at least in monkeys and apes, evolved as an adaptation to the complicated social milieu of
Copying rituals has allowed cultural groups to proliferate over time. Rare, traumatic rituals produce strong cohesion in small relational groups, whereas daily/
This handbook lays out the science behind how animals think, remember, create, calculate, and remember. It provides concise overviews on major areas of study su