I have black hair. Not surprising because I'm Asian...you?"
Uhmm ,I have black hair too...
well, it's a dominant trait, so I guess it's pretty common
Yeah it is...as they say black is beauty.How about red hair?
Red hair is pretty rare...just 1-2% of humans. Makes for good ginger jokes though
OK ,what race is red hair associated with?
I just know northern European. Probably Irish
OK ,what's the origin of black hair?
Well it's found world-wide, but more common in Asiam East Europe, Latin America, and Africa