They store water in their bodies. <3
Animal adaptations
Because the animals that live in the specific area, have different adaptations for each geographical area. For example, mice live in the desert and not in Alaska, because of their adaptations. Telling where an animal lives also tells the geography of the area? Does that make sense?
Desert Animals.
Fleas do not live in the desert per se. They live on animals as parasites and many times those animals are in the desert.
There are currently 4 animals that live in Siwa: The Desert Fox, the Desert Dear, the Desert Rat, and the Desert Bird You will be lucky to see such as these animals with your eyes, as these animals are so extinct
suck balls.... nah just kidding . desert animals are animals that live in the desert
who in the world knows because they live in the desert
Desert animals either feed on plants or they feed on other animals.
Size reduction.
Antarctica is the biggest desert and the only animals that live there are penguins and seals and sea lions. Most of these live along the coast and not in the interior of the desert.
An ecosystem is a place where plants and animals ( maybe humans ) live and animals and plants live in the desert so … 
They are just adapted to live in the desert.