Argentine giant tortoise (scientific name: Chelonoidis chilensis): is a reptile, tortoise family animals. Adult dorsal shell about 25-30 cm, up to 43 cm. The tip of the tail has a large scale. Male turtles have obvious depressions in their abdomens. Typically male turtles are smaller than female turtles, but their tails will be larger.

In addition, male and female tortoises in the same habitat may have The head is wider and the body colour is brighter, but the thick scales on their forefeet tend to be dark brown, while females are more tan.