Discover the rarest eye colour in the world—red or violet—found in less than 1 in 50,000 people due to ocular albinism.

Stares, taunts fill life of black twin, 10, with albinism; brother unaffected. Oct. 1, 2009— -- Kenyen and Khari Flowers are 10-year-old, African-American fraternal twin brothers. Born 25 ...