The Aldabra giant tortoise is a species of tortoise native to the Aldabra Atoll in the Seychelles. It is one of the largest tortoises in the world, with individuals reaching weights of over 550 pounds and lengths of over 4 feet. They have a distinctive domed shell that can vary in color from dark gray to reddish-brown. These tortoises are herbivores, feeding primarily on grasses, leaves, and fallen fruits. They have a slow metabolism and can live for over 100 years in the wild. The Aldabra giant tortoise is classified as vulnerable by the IUCN due to habitat loss and hunting.