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.
The amount of estrogen needed by men to support these functions is very small, and men tend to have excess estrogen in their systems for two reasons. First, an enzyme called aromatase that is found in tissues throughout the body will turn testosterone into estrogen.