A Small Rodent Called the Desert Kangaroo Rat Lives in the Deserts

Short Answer

A small rodent called the desert kangaroo rat lives in the deserts of the southwestern United States. This animal is somewhat unique among mammals in that it does not drink water, but gets all of its liquid needs met from the water in the seeds it eats. What benefit would this physiological feature have to an animal that lives in a hot, dry climate where water is sparse?