Animals.sex. !!link!! Jun 2026

Nature has produced some truly remarkable methods for ensuring reproductive success:

The biological world presents an incredible array of strategies used by animals to reproduce and ensure the survival of their species. From the microscopic reshuffling of genes to elaborate "dances" performed by birds-of-paradise, animal sex is a complex intersection of evolution, environment, and behavior. The Evolutionary "Why" of Sexual Reproduction Animals.sex.

For decades, biologists avoided the topic of homosexual behavior in animals, dismissing it as dominance or error. Today, we know over 1,500 species exhibit same-sex sexual behavior (SSB), from bonobos to penguins to bison. Nature has produced some truly remarkable methods for

Perhaps the most infamous entry in lore is the praying mantis. In many species (like the Mantis religiosa ), the female decapitates or eats the male during copulation. Why? Neurophysiology shows that a male’s head contains inhibitory ganglia that control copulatory movements. After decapitation, the male’s abdomen goes into overdrive, transferring more sperm. Furthermore, the female gains vital protein for her eggs. The male literally gives his life for his offspring’s nutrition. Today, we know over 1,500 species exhibit same-sex

It is crucial to avoid anthropomorphism—attributing human emotions and morals to animal behavior.