Verified by Psychology Today
At least for humans, this most basic of acts is anything but basic. As the pioneering sex researcher Alfred Kinsey put it, the only universal in human sexuality is variability itself. From attraction to action, sexual behavior takes many forms.
People normally differ in the degree of sexual appetite they have. There is no single standard of sexual desire, and desire differs not only from person to person but also for the same person over one's lifespan.