The history of the Bumba-meu-boi is very old. Folklore researchers and historians believe that the first manifestations date from the eighteenth century. To be transmitted orally, the story has many versions of the ox and his party has been changing over time and from one region to another in Brazil. In this book, Stela Barbieri and Fernando Vilela retell the story for children, inspired by the Maranhão version of self, in which the bull is "all black courinho dotted with colorful", and charms everyone at the feast of St. John .