there is a lot of evidence to show the same correlation in humans, most violent offenders come from single mother homes and they are the most dangerous places for children, particularly boys.
Article here - http://www.theatlantic.com/magazine/arch
Feminism empowers itself on the moral superiourity of women and points to cherry picked raw data on anti social behaviour to add validity to their propaganda messages. The scientific research demonstrates women are equally or more violent and aggressive in almost all categories of family related abuse. Modern studies on the grey area rapes they use to