The combination of the gaping mouth and the wide, brightly coloured frill provide an intimidating sight to any potential predator. This lizard is primarily arboreal (tree-dwelling) and is … They may look dangerous. The frill is supported by long spines of cartilage, and when the lizard is frightened , it The scaly membrane around its neck is used as a large part of the lizard’s defensive posture. Frilled lizard, (Chlamydosaurus kingii), type of reptile found in Australia and New Guinea that can run standing up on its hind legs with its forelegs and tail in the air. Frill-Necked Lizard Facts And Information: Introduction. Frill-necked lizards usually only venture out of the trees to eat or fight but you should house them in a large tank, at least a 55 gallon, to allow them to move about when they want to. These fierce-looking lizards are found in Northern Australia. Screened enclosures allow for more climbing opportunities but do not hold in humidity as a glass tank does. The scientific name is chlamydosaurus kingii. When the lizard is alarmed or faced … The frilled-necked lizard (Chlamydosaurus kingii), also known commonly as the frilled agama, frilled dragon or frilled lizard, is a species of lizard in the family Agamidae.The species is endemic to northern Australia and southern New Guinea.This species is the only member of the genus Chlamydosaurus. The name of this spectacular lizard comes from the large leathery ruff or frill of skin around the neck. A frill necked lizard is a reptile and lives in hot environment and tropical areas. The frilled dragon (Chlamydosaurus kingii) is arguably the most recognizable of all lizards and for good reason.The expanse of the skin flap around its neck can reach dinner-plate proportions, and when the lizard is threatened, the vibrant colors within the frill explode to life. The frilled lizard grows to around 45-90cm in length, about two-thirds of which is tail. Other facts. It is the largest lizard in Australia from the “dragon” family of lizards (the agamids).. Its main predators are birds such as eagles and owls, larger lizards, snakes and some mammals such as dingoes and quolls. Also known as frilled dragons, and frilly-neck lizards, Chlamydosaurus kingii is a hallmark of Australia, these lizards are unique not just for their impressive frills, but also for their bipedal locomotion. Their frill opens to scare the predator. Frill necked lizards have the ability to stay still and to camouflage. This helps them catch their prey. When frightened this lizard stands on its hind legs and opens its mouth wide and ruffles out a colourful scaly red …