what is the difference between a goanna and a perentie?
Goanna refers to some species of lizards of the genus Varanus found in Australia and Southeast Asia. ... Being predatory lizards, goannas are often quite large, or at least bulky, with sharp teeth and claws. The largest is the perentie (V. giganteus), which can grow over 2.5 m (8.2 ft) in length.