A love-seeking young chimpanzee changed Barbara the chimpanzee from a bad mother into a good mother. Experience with children is important. … Read the post Barbara the chimpanzee learns to mother from youngster
Sexually asymmetric parent-offspring body contact is plausibly coupled with sexual comparative advantage in communication. … Read the post sexually asymmetric parent-offspring body contact
Sex differences in communication, not anisogamy, are the biological root of sex inequality. … Read the post anisogamy and sex inequality: the communicative connection
Men’s biological inferiority to women in social communication is obvious. That’s especially true in public discussion of sex differences and sexism. … Read the post men biologically inferior to women in social communication
Jacques de Baisieux’s courtly nouvelle, Des trois Chevaliers et del Chainse (Three Knights and the Chainse) marks a high point in literature of fin’amor. … Read the post fine lovely chainse: beta knight gets bloody for lady
Sukasaptati, a Sanskrit text from India before the thirteenth century, quotes and validates a verse on sex differences from the Garuda Purana. … Read the post Garuda Purana provides Indian wisdom on sex differences
Men’s death probability across ages 15-59 is 50% or more that of women in 125 countries. Men’s relatively higher mortality is correlated with development. … Read the post higher men's mortality relative to women's correlated with development
Like men’s reproductive potential, men’s close friendships vary less sharply across adulthood than do women’s close friendships. … Read the post sex differences in close friendships
Spells for male users vastly predominated among love spells directly seeking sex. Love spells for female users typically sought attention and affiliation. … Read the post erotic services in ancient Egypt: love spells
Automated text categorization techniques applied to writing style can identify an author’s sex with 80% accuracy. … Read the post women and men communicate differently