The Selection of Iguana: When you buy infant iguanas to make your pet, you should buy the healthy reptiles, which are energetic and lively. The healthy iguana is round in shape and its eyes are also round and shining. The skin of iguana should be free from scratches, lumps, scars and cuts. At the same time, observe that the animal you buy is clean and no fecal matter is clinging to it. But there are some disadvantages with using a closet. It has a confined space and it is difficult to clean it. At the same time, you have to provide water in it and it may not be closer to a sink or bathroom. Making the closet a safe and clean shelter for you iguana is a real perplexing task. You should not provide a very big space also as iguana may hide somewhere away from heat. They should be provided a , which has enough space for them to roam about freely same way as in wild. The following points are important to consider when you construct their dwelling or a cage. 1. Their cage should be large and spacious. You can use a cupboard or a room so that they can easily move around in it. They are normally about 15 inch in size when grown up. They have long tails almost double the length of their bodies. Genus Sauromalus iguana is referred as Chuckwalla. This species is full-bodied herbaceous iguana normally living in Mexico and United States. This variety of iguana is totally vegetarian and lives on leaves, fruits, and flowers only. These animals have very tough skin, which can ward off scratches or cuts and it is also resistant to water. The skin pigmentation is helpful to the baby iguanas as they can hide by camouflaging particularly when they are feeling danger of marauders in some region. So many times when they are noticed by predators, baby iguanas will straightaway jump and plunge into water from trees. The iguanas flourishing in Fernandina become brick red and dull green. The sizes of marine iguanas also vary from one island to another. In Isabella and Fernandina, you can get the biggest marine iguanas of complete Galapagos Islands. There are smallest marine iguanas living in Genovesa. Marine iguanas are classified as poikilothermic creatures.