They are free drinking animals and they eat plants, seeds, and bugs. The desert biome includes the hottest places in the world because it absorbs more heat from the sun than land in humid climates do. The amount may vary greatly from year to year. Summer temperatures in the desert often reach 100 degrees Fahrenheit or higher. At night ,temperatures drop to 45 degrees Fahrenheit or lower.
Many deserts have mild winters, while others have freezing temperatures and snow.
It all depends on the desert you are in. Many different species of plants grow in the desert biome. The plants in the desert tend to be widely scattered because of the lack of water. The plants that survive compete for the small amount of water available. During the day the plant's stomata, or pores, close to prevent evaporation.