You should not provide a very big space also as iguana may hide somewhere away from heat. You can use the lower two feet storage place. Some iguana will usually try to hide in the bottom portion. They may fall sick and get hypothermia. It is better to provide a circular closet bar and a shelf on top. Proper shelter: First of all the iguana is to be provided a proper dwelling. Red iguana can live in water. You can arrange a 30 gallon capacity aquarium for it. Different types and shapes of enclosures can be used for iguana. These can be made from wood, glass, Plexiglas or plastic. Its base should be very clean. You can get the details of the nutritious food advice for iguanas from those selling the pets. Many people like to feed their iguana with crush and lettuce, but they are not aware that it is just like sponge and does not have any nutrition value. The problem can further deteriorate with inadequate supply of calcium and vitamin D3 in food. In addition, they will take water when inside the tank from wood and leaves inside their tank. Iguanas also take bath and their bodies get the water. The pets will get habituated in the shelter in tank with the water. You can provide lukewarm water in tank for iguana to have bath. Sunlight: Natural light and sunrays are most important for your pet iguana cantina for their health. These should be fixed cautiously and should be out of reach of iguanas. Iguanas are invasive animals and may jump over the wires and equipment, if those are accessible to them. 6. The enclosure should be protected from pest. No left over food should remain there. Proper and regular cleaning is required to avoid any pest. Marine iguanas maintain their number and sizes according to the availability of food. When algae had decreased at the time of onset of El Ni o, the marine iguanas also decreased in their length. When the food was available again they regained their sizes to normal. The marine iguanas are not as active as the other species of iguanas.