The Shingleback lizard also known as the Yoorn, the two-headed skink, the stumpy-tailed skink, the boggi, the pinecone lizard, and the sleepy lizard, is a species of skink found throughout the continent of Australia. Its 2lb, 12 inch long body is heavily armored and can be found in various colors, ranging from dark brown to cream. It has a short, wide, stumpy tail that resembles that acts as a false head to confuse potential predators. The tail also contains fat reserves, which are drawn upon during brumation in winter. A diurnal species, the shingleback can be found throughout arid forests, shrublands, grasslands, and desert environments where it feed upon snails, worms, arthropods, carrion, grasses, and flowers. Shinglebacks themselves are preyed upon by dingoes, pythons, birds of prey, foxes and cats. Unlike most lizards, Shinglebacks are social animals that form monogamous pairs that have been known to return to each other every year for up to 20 years. They breed from September through November. These lizards are viviparous, giving birth to broods of 1 to 4 relatively large offspring. The gestation period usually lasts around 5 months. The young are born well-developed and weigh about ¼ to 1/3 of a lb. The young are raised by there parents for 4-6 months before striking off on there won, but they remain in close proximity, forming and living in a colony of closely related skinks.