Of all mammals, the armadillo arguably possesses the best protection against punctures and jabs. Once it curls into a defensive sphere, the animal’s outer armor makes it all but impervious to the hazards it typically encounters, from coyote teeth to bobcat claws. If you believe the internet, the dillo’s hide is so tough that bullets sometimes bounce off it.

Contrast this with what is almost certainly the thinnest-skinned creature in nature—the prose writer.