Cosmetics Enhance Appearance of Femininity, Lack of Cosmetics Increases...
Research by neuroscientist Richard Russell of the Gettysburgh Perception Lab suggests that sexual dimorphic differences between male and female faces, especially under circumstances of minimal sexual...
View ArticleGraded-Signal Sexual Swellings as Self-Deception?
The graded signal hypothesis suggests that sexual swellings in primates represent the probability of ovulation. Based on this model, in male philopatric species, dominant males find it most...
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