Iguanas are herbivorous reptiles which can range from three to six feet in length, and inhabit tropical and desert biomes such as the scorch or Irradiated Forest . The iguanas of the New world have not mutated much from their Pre-war ancestors Although Rarely  seen, they are commonly hunted by humans and can be found in the form of various meals throughout the  Wasteland, These meals include iguana on a stick, iguana bits and iguana soup.