Callopistes maculatus

Callopistes maculatus, also known as the dwarf tegu, Chilean dwarf tegu, spotted false monitor or Chilean iguana (in Spanish iguana Chilena), is a species of lizard in the family Teiidae. It is endemic to Chile.

Description
It is the largest lizard of Chile, reaching a 50 cm length. A diurnal species, it mainly preys upon insects, although it also eats other, smaller lizards, snakes and small birds and mammals.