A xerocole ({etymology|gre|xēros {{IPAc-en|ˈ|z|ɪ|r|oʊ|s}|dry|la|col(ere)|to inhabit}}), commonly referred to as a desert animal, is an animal adapted to live in the desert. The main challenges they must overcome are lack of water and excessive heat. To conserve water, they both avoid evaporation and concentrate excretions (i.e. urine and feces... Found on http://en.wikipedia.org/wiki/Xerocole