The deserts of the world are some of the hardest places to live in. There are 3 types of deserts, one is the really hot desert, the other is the cold deserts, and the in between deserts, which are cold and warm. The deserts are hot and can not support many types of animals, only certain type of animals can live there like the kangaroo rat, snakes coyotes and other things. The vegetation is practically only cacti, shrubs.