usually only occurring in the Gypsy Vanner breed and the American Miniature Horse. The horses have a black base color with a silver gene lightening the color, providing the white and gray spots of ...

Learn more about these horse breeds are native to North America, from the wild mustangs to swimming island ponies. Horses have long been an integral part of America’s history, culture, and landscapes ...

Gray horses are born normally colored but already ... between slow graying and the G2 gene variant in two different breeds, Swedish Connemara ponies and Japanese Thoroughbred horses.