10 Rarest Black Twins Who Are One In a Million

10 Rarest Black Twins Who Are One in a Million. Twins are not uncommon, but some twins are just on another spectrum of uniqueness and beauty. These rare and unique twins have distinctive features and are one of a kind among the 8 billion people living on earth today. twins such as The silent twins June and Jennifer, Ruth and Kidy, Lucy and Mariah Aylmer have proven to be some of the world s most incredibly unique twins.