Pheromonal Sabotage: The Chemical Override of Mammalian Reproduction

The drive to reproduce is considered the most unbreakable biological imperative in nature. Yet, evolutionary biology harbors a dark and ruthless loophole known as the Bruce Effect. When a recently impregnated female mouse is exposed to the scent of an unfamiliar, dominant male, her body subconsciously and instantly terminates the pregnancy. This is not a conscious choice or a physical attack, bu...