We had a chick that was hatched by a frizzle hen. He is a silkie or Frizzle and he looks perfectly normal until you turn him over and it has four legs all are fully developed and feathers on all of them. Below are pics of it. Cute little chick Looks perfectly normal Look close there are four little legs all look the same Here is another shot Here is the last of them I will update as it grows up. He is a special Chick.