Puss caterpillars, larvae of the flannel moth (Megalopyge opercularis), are legendary for their potent stings. In fact, they are believed to have the stoutest, most painful venom known in the insect world. I’ve posted details about the puss caterpillar’s stinging apparatus on a separate page, but this page will discuss the natural predators of this caterpillar, and the extraordinary way these predators control it. [...]