Ghost Sharks, Transhumanism, and the Evolution of Desire

In the deep ocean, life evolves into forms so alien they often feel more like science fiction than biology. Among the most uncanny of these is the ghost shark, a distant relative of sharks and rays, whose mating rituals involve a forehead-mounted rod lined with retractable teeth. From this strange theater of deep-sea adaptation, it is not difficult to imagine a future where human beings begin to direct their own erotic evolution.