Kalahari Desert bird ("Sagittarius serpentarius"), martial eagle ("Polemaetus bellicosus") and other eagles, the giant eagle owl ("Bubo lacteus") and other owls, falcons, goshawks, kestrels, and kites. Other animals include wildebeest, springbok and other antelopes, porcupines ("Hystrix africaeaustralis") and ostriches ("Struthio camelus"). Some of the areas within the Kalahari are seasonal wetlands, such as the Makgadikgadi Pans of Botswana. This area, for example, supports numerous halophilic species, and in the rainy season, tens of thousands of flamingos visit these pans. The biggest threat to wildlife are the fences erected to manage herds of grazing cattle, a practice which also removes the plant cover
Sonoran Desert Sonoran Desert The Sonoran Desert is a North American desert which covers large parts of the Southwestern United States in Arizona and California and of Northwestern Mexico in Sonora, Baja California, and Baja California Sur. It is the hottest desert in Mexico. It has an area of . The western portion of the United States–Mexico border passes through the Sonoran Desert. In phytogeography, the Sonoran Desert is within the Sonoran Floristic Province of the Madrean Region in southwestern North America, part of the Holarctic Kingdom of the northern Western Hemisphere. The desert contains a variety of unique and endemic plants