Look bottom line i might be wrong about Tolwyn, but my general observations are not uncorrect.
Im not 100% sure of the validity of this link but its seems relativly legitimate.
Have a read of this article and you make a decision.
You decide
Id think im pretty close to the truth as ethnic groups develop different facial structure due to thier diet and the need for stronger facial muscles to consume the foods prevlent in different diets.
I dont mean to sound like a racist but haven't you noticed that different ethic groups uh look "different" from each other and not just on the basis of skin color. Mind you, that due to modern cultural mixing this might change quite soon, and considering that then perhaps the humans of the future will be a melange of the different ethnic groups.