Darwin’s Theory Applies to Humans Too: Shocking News for Gender Believers

Recent developments in evolutionary biology have reignited discussion about Charles Darwin’s theory of sexual selection and its implications for understanding human behavior, particularly regarding gender differences. A Dutch-language news report highlighted that Darwin’s theories, long applied to animal behavior, are now being re-examined for their relevance to human evolution, sparking renewed interest in how natural and sexual selection shape human traits.

Darwin’s theory of sexual selection, first detailed in his 1871 book The Descent of Man, and Selection in Relation to Sex, proposes that certain traits evolve not because they aid survival, but because they increase an individual’s chances of mating, and reproducing. According to this theory, traits such as physical appearance, behavior, or other characteristics may be favored if they make an individual more attractive to potential mates, even if those traits do not directly contribute to survival.

In The Descent of Man, Darwin extended this idea to humans, suggesting that mate choice—particularly by females—has played a significant role in shaping human evolution. He argued that over generations, the preferences of one sex for certain traits in the other could lead to the development of distinct characteristics between males and females, a process he believed operated alongside natural selection.

Contemporary research continues to explore how sexual selection may have influenced human traits such as physical stature, facial features, and behavioral tendencies. Studies in evolutionary psychology and anthropology have examined whether preferences in mate choice—such as those related to height, voice pitch, or indicators of health and fertility—could have contributed to the evolution of sex differences in humans over time.