Biological classification: system developed by Linnaeus, hierarchy, groups based on phenotype
for plants and animals. He classified humans as a type of primate.
Linnaeus classified the chimp into Pongidae and Humans into Hominidae.
Darwinian fitness (survive and reproduce!)
For baboons it helps to avoid predators the most if in groups.
Competition and cooperation
Multi male, multi female troops. They mate frequently and no paternity certainty. They know
Social Adaptations: Baboons (old world monkeys)
Females have one focus of protecting kids and males have to go hunt for food and partners.
Highest ranking males have highest ranking glucocorticoid hormones (testosterone) and als
Bonobos (pygmy chimps) eat a mix of greens and fruits. They are predisposed to make love not war.
Common chimps prefer scarce fruits
If common chimps are running out widely to find fruit, the female common chimps would spread out