The Rhinoceros Iguanas have mostly grayish brown color. The male in this species grows up to 56 cms in length and weighs about 10 Kg. Rhinoceros Iguana has a raspy skin with dermal scales on it. There are also large scales on his head. Some of the species of Rhinoceros Iguana have horns also. These can be comprehended as simple grown up scales. 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. However, it is not so important what design or material you use for making their shelter. The interior of their cage is a crucial factor. There should be something inside that will make the baby iguana warm and comfortable during the night. You can provide a carpet or some artificial turf to cover up the floor of the cage for iguana. They need constant warmth for their body as they are cold blooded creature. You will have to install lamps or heaters to keep them warm in cold areas. Pet and Tamed iguana. You cannot tame your pet iguana so easily. You have to take their proper care and interact with them so that they feel comfortable and get acquainted with you and your family members. 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. They get vitamins and minerals from sunlight and should be exposed to sunlight at least two to three hours daily. You can also place their cage in such a way that it is exposed to sunlight for some time. The male iguana will find it as a confinement unless there is additional provision for him to move outside the closet to play and jump around. If you interact with your pet daily, it will make him more homely and it will have confidence in you. An open cage may not be suitable in view of the climate, and iguana will feel cold and may become sick.