Cercopithecoidea is a superfamily of primates that includes the Old World monkeys. These monkeys are primarily found in Africa and Asia and are characterized by their long tails, which are often used for balance. They have a diverse range of habitats, from forests to savannas, and exhibit various social structures. Members of Cercopithecoidea are known for their adaptability and intelligence. They typically have a diet that includes fruits, leaves, and insects. This superfamily is divided into two main families: Cercopithecinae, which includes baboons and macaques, and Colobinae, which includes colobus monkeys and langurs.