Quick Answer. Lizards are distributed throughout the world, and as the San Diego Zoo notes, most of them live on the ground. Other common lizard dwelling places are underground burrows (especially in deserts), under rocks, marshy bogs and in trees.
Estrogen also can raise libido in men if the man also has healthy testosterone levels. Women are more prone to pain likely because they tend to have lower and more volatile serotonin levels.
Erectile dysfunction also becomes more common. Men also produce estrogen, the female sex hormone, and women similarly produce both testosterone and estrogen. Over the years, in both men and women, the proportions of hormones change.This shifting balance may be responsible for changes in behavior as men and women age.estosterone, a hormone produced primarily in the testicles, plays a critical role in a man's life experience. It helps maintain bone density, fat distribution, sperm production, muscle strength and mass, and red blood cell production.