society, cognition, and the brain (graphics)

brain and group size (Dunbar data)

ape sexual adaptations

sperm competition- between males, reflects social/sexual organization. Even sperm swim speed reflects this!

sperm competition-- relative testes weight vs anthropoid mating systems

sexual dimorphism

hominoid brain growth

2.4mya endocast of brain -- it's growing

"deception" and brain size

diet and brain size: importance of fatty acids and inverse relation to gut size,

expected gut size

innovation and brain size

social priming and social learning in relation to brain size

sex and parenting

female parenting costs

overview of hominoid reproductive life histories