If these abrasions are not treated, there is formation of ulcerian sostrum, infection with bacteria and disfiguring of nose. Thermal injuries: Burns and thermal injuries can come, if iguana comes in direct contact of heat sources in their enclosure. The main cause can be exposed hot rocks or light bulbs and heaters. You can choose an inexpensive enclose for them that has proper air circulation for their comfort. It is possible to install a noiseless small fan to maintain the air flow in the enclosure for iguanas. In addition, you should make arrangement to maintain the temperature and humidity in their cage. The mold should not be allowed to grow. They spend most of their time to grow in the forest generally at a height of forty to fifty feet from ground. The Splendid Features of Baby Green Iguanas: Besides their rigid claws and large fingers, the baby iguanas have several admirable features. These baby iguanas have a very sharp sense of hearing, smell and sight. These are either made of Plexiglas or the ordinary glass. The base layer growth of the organism can be made from newspapers easily. The other suitable alternatives are the inner as well as outer carpeting, linoleum lining or artificial glass. You should not use mud, soil, sand and bark as these will breed pest in them and cause damage to iguanas. You should select the food containing these minerals and maintain the ratio of these elements 2:1. Feed them those foods, which have these nutrients. 4. Lighting; Proper lighting is most important for iguanas. If they are exposed to sunlight, they get Vitamin D3 calcium and phosphorous from ultraviolet UVA and UVB from sunrays. The size and growth of iguanas depends on the quantity of food fed to them. The best way to determine the quantity is to allow it to eat to its fill and find out how much it needs for one feed. You can work out its total food requirement for the day. Place the food in a shallow trough or bowl made of glass, ceramic or plastic.