Nature also has its own natural butt-plug. Some garter snake females are forced to defecate quickly (poo) before the male inserts the sperm since after he is done, he will insert a mating plug into the female to hinder any other males from mating. Sometimes this does not work out as he had planned and mixed paternities do occur. Snake sex is surprisingly intricate.
Are there really only two sexes? Is it “unnatural” to be somewhere between female and male and is it a choice? In many human societies the idea of two sexes is very strong, so strong that people are willing to commit atrocious acts of violence to those challenging this idea. It is often argued that it […]