not necessarily, also a lot of male nude statuary is displayed during physical activity, which tends to redirect blood flow away from the genitalia and in turn shrink it. same principle as a cold pool. we also have a greatly skewed understanding of what a penis looks like in modern times, in no small part due to pornography. even today the average rests just above 5 inches while erect, and the standard deviation hovers around .4 inches. mind you this average is in modern times where people were generally healthier and better fed, which may or may not have an influence on the size of one's genitalia. the ancients depicted in art what they saw with their eyes and they existed within that context independent of the hypersexual state of our modern world.
United States