" Also bears and crocodiles have a smaller penis size than their ancestors which didn't live in a modern industrialized environment"
" average penis ( 50th percentile is 13,2 cm. Anything below 9.2 and above 16.4 is not normal anymore "
" hormones with their receptors are executing the construction plan of the DNA"
" height directly correlates with penis size" " Asian men have smaller penises and height"