The document discusses several aspects of desert environments including common animals, climate and habitat features, effects of global warming, and plants that can survive in desert conditions. Large animals mentioned that have adapted to desert life include kangaroos, gazelles, and camels. Oases provide the only places that can support permanent habitation and agriculture due to their access to water. Common desert plants such as cacti have adaptations like water storage that allow them to withstand the hot and dry conditions.