Many people get attracted by these cute creatures and get involved with them to keep them as pets. It is a fact that these tiny animals can turn very large very soon and may also become aggressive. However, they are generally good pets and you have to take their proper care for food and living. If you want to keep them as pets, it is better you acquire some basic knowledge about the nature of iguanas, the way they live, their habits, food, behavior and what are the necessities for their existence. If you love nature and its creatures, you can help to save their species from extinction by saving them from predators. Just think about a couple of iguana as the last pair. It is not very difficult to keep and look after iguana as pets, only thing you have to do is to plan and manage it the correct way. Their tail constitutes almost half of their total length. In spite of being green they have a dominant black stripe on the body. They have monochromatic green color. Their green shade is different from bright green or grayish and dull green. Their skin is rough like rasps and they have pointed scurfs on their back. Temperature: It is essential to keep the baby iguana moderately warm so that they remain healthy and well. You cannot make out about their comfort just looking at them, it is better to install a thermometer to control the temperature in their dwelling. You need to ascertain that the temperature is maintained at 70 degree Fahrenheit in day and 85 degrees during night. 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. Iguanas are Herbivores: Herbivores are the form of creatures that eat plant and vegetation. There are many reptiles, which cannot live exclusively on plants and they eat meat of insects or other animals. Iguanas are different in this respect. This is one of the major reasons for people to keep them as their pets.