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. Because of their skill, they have easy adaptability to the environment they live in. For instance, the marine iguana can easily swim and green iguana can climb the high treetops. The others iguanas also develop the skills required to live in deserts and dry places. Iguana living in the forests and deserts are herbivores and eat leaves, vegetables, flowers and fruits. The parasites: The fleas get settled in the gastrointestinal tract of blood in iguanas and these are the main cause of their death when kept in confinement. Viral Infection: Many death of iguana occur due to the viral infection in iguana. The research is still on to find the causes and treatments for this virus. Their diet should be balanced and major part of it should comprise leafy vegetables like mustard greens, kale, escarole, spinach, etc. They should also be fed with some amount of food rich in proteins. In addition, they can be fed green peppers, frozen mixed vegetable, squash, green beans and fruits such as apple, banana and mangoes. They are simple and not much fussy like many other pets for a specific food, but you have to make the things perfect for them to live and grow. Naturally, you will not allow them to get ill and ultimately expire before they become grown up young iguanas. The following are numerous important things that use you require to think about before you start to look after your infant iguana. Scientifically, Iguanas are categorized as herbivores; as such they should not be fed with green leaves as their primary diet. It is recommended to feed them with worms and other fleshy food rich in animal protein. Maybe, you have watched iguanas on TV eating some insects. The research works show that it is only by chance.