The domestic PIGEON is a species of bird that has been domesticated for centuries. It is commonly referred to as the 'PIGEON' or 'dove'. Two common breeds of domestic PIGEON are the Pouter and the Fantail. The Pouter is a breed of PIGEON characterized by its large, puffed-out chest and long beak. The Fantail is a breed of PIGEON characterized by its fan-shaped tail feathers. Both breeds are popular among PIGEON fanciers and are kept as pets.