Audio

This mammal… never needs to drink water. Not once. Not even in the desert. It’s called the kangaroo rat. And it survives in some of the driest places on Earth. Where water is almost impossible to find. So how does it live? It makes its own water. From food. When it eats dry seeds… its body breaks them down… producing what’s called metabolic water. Enough to survive. But that’s not all. Its kidneys are incredibly efficient. Saving every drop. Producing highly concentrated waste…