In our primary approach to making babies, humans are more like the average bird than the average mammal… — Steve Stewart Williams

In some frog species, females fake their own deaths to escape unwanted male attention; males, on the other hand, never fake theirs to escape female attention.

We often view sexual victimization and partner abuse as women’s problems, rather than more-women-than-men problems. In doing so, however, we once again treat a statistical sex difference as a Mars-and-Venus difference. Ironically, the tendency to polarize sex differences in this domain is particularly common among gender-role progressives, who usually downplay female-male differences.

I once spotted an article in The Daily Mail with the rather striking headline: “How did I raise such a girly girl? Feminist mother cringes at her three-year-old daughter’s love of princesses, frills and pink – and wishes she was into toy cars instead.” I remember thinking how strange it is that people who wish their daughters were less girly, and more like boys, are viewed as pro-female, rather than anti.