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.
When many of us think of progesterone, we think of it as being a hormone strictly for women. However, men need progesterone too. Progesterone helps to counteract the effects of estrogen on the male body. Not only is progesterone found in males, but men rely on the alleged female hormone to preserve their masculinity. In fact, progesterone is a precursor to testosterone - the male sex hormone.