Add Yahoo as a preferred source to see more of our stories on Google. With a name that conjures the spookiest Halloween imagery, the hickory horned devil (Citheronia regalis) caterpillar is a marvel ...

With a name that conjures the spookiest Halloween imagery, the hickory horned devil (Citheronia regalis) caterpillar is a marvel of nature's creativity, boasting a fearsome-looking appearance that is ...