Read More Skeptic Shermer and Cooke discuss: the definition of male and female across the animal kingdom • male bias in the history of science • genes involved in sex determination and how they work • sexual selection • adaptationism vs. non-adaptationism • Why do women have orgasms? • why female animals are just as promiscuous, competitive, aggressive, dominant and dynamic as males • what humans can learn from non-human animals • maternal/paternal instincts • patriarchy/matriarchy across the animal kingdom • why the sexes are far more alike than they are different.