It is also feasible to use low wattage lamps for getting heat. 4. Iguana will not get settled in their new dwelling easily. It has to get accustomed to the shelter. Initially it may be shocked and start scratching or scraping the walls. It is better if you remain with it initially, until it becomes acquainted to the place and starts feeling homely in that environment. It is the renowned type of iguana and is becoming a favorite pet of most of households very fast. But, you should know that there are other varieties of iguana also, which are mostly found in the forests. The different varieties of iguanas may have dissimilar looks, but all of them resemble in relation to their diet, habits. This variety is called red iguana. The most popular among the red iguanas is Red Sided Skink. This is a terrestrial variety, which is multicolored and is semi aquatic. They make their dwelling on rock plain in open forests of Eastern and Southerne Africa. The red iguanas are becoming very popular as pet like green iguanas and you can often find them in the back garden or inside the homes. They spend their lot of time in eating or lying in the sun to get heat. They return to their tunnels and caves or hollow tree trunks at night. Male Rhinoceros Iguana are always on the guard against their predators and they will keep a watch from the top of tree or a rock while bathing in sun. This species is terrestrial type. Here are a few useful leads regarding the food for iguanas. 1. Vegetables: Some people advise that iguanas can be fed on insects and worms or food meant for dogs and cats. Iguanas have their bodies biologically made in such a manner that they can consume more of plant proteins. This signifies that they should be considered only vegetarian. The color of male marine iguanas changes with the season. When it is the reproduction time, the adult males get a teal green or reddish color. The iguanas in the Santa Cruz appear black and brick red. The iguanas flourishing in Fernandina become brick red and dull green. The sizes of marine iguanas also vary from one island to another.