They provide shade in blistering heat, shelter to animals in desperate need, and feasts when the rest of the region has dried up. They are the miracle trees of the African savannas, giving predators and herbivores the tools to stay alive in some of the harshest environments on Earth. Join us as we take a look at the sausage tree of Zambia, the marula of the Manyeleti, and the camelthorn of the Kalahari, each tree uniquely evolved to adapt to Africa's extremes, and each one an integral part of the lives of the inhabitants.