They eat a variety of arthropods, so they are beneficial in reducing insects around your home. Iguanas in the genus Brachylophus are called Fiji iguanas. There are two species. They inhabit tropical forest. These may reach a length of 35 inches.
Females are uniformly green and males are blue-green with darker or lighter crossbands.
They are tree dwellers and consume plants and occasionally crickets. This species is endangered due to deforestation. The chuckwalla belongs to the genus Sauromalus. The seven species are found in the southwestern United States and northern Mexico where they inhabit rocky semideserts and steppes. They may attain a length of 17.5 inches.