ScienceDaily (Mar. 6, 2009) — Naked mole rats resemble pink, wrinkly, saber-toothed sausages and would never win a beauty contest, even among other rodents. But these natives of East Africa are the champs for longevity among rodents, living nine times longer than similar-sized mice. Not only do they have an extraordinarily long lifespan, but they maintain good health for most of it and show remarkable resistance to cancer.