Phasianus Colchicus, commonly known as the ring-necked pheasant, is a game bird that is popular among hunters and bird enthusiasts. The scientific name for the ring-necked pheasant has a number of synonyms, including Phasianus torquatus, P. versicolor, P. vulgaris, and P. venustus. These synonyms all refer to different subspecies of the ring-necked pheasant, which are found in various regions of the world. While the ring-necked pheasant is native to Asia, it has been introduced to other parts of the world, including North America, where it is now a popular game bird for hunters. Despite its numerous synonyms, the ring-necked pheasant remains a sought-after bird for its colorful plumage and delicious meat.