The chaparral biome experiences hot, dry summers and mild winters with an average annual rainfall of 10 to 20 inches. It contains scrub oak, poison oak, yucca and other drought-resistant plants and animals like coyotes and mule deer. Located primarily along the west coast of the United States, the chaparral biome has Mediterranean climates and is subject to periodic wildfires that are both beneficial to some native plants and potentially devastating.