Bearded fireworms have been found crawling around the Gulf Coast, and accidentally touching one can cause pain for hours and leave your skin sensitive for weeks. Surfers beware: Bearded fireworms, caterpillarlike critters that look like they are straight out of a horror movie are lurking in the sand on Texas beaches. "Your worst nightmares are washing up right now in the form of bearded fireworms!" the Harte Research Institute for Gulf of Mexico Studies said in a post on Facebook on Aug. 14. The creatures, also known as bristle worms, can be dangerous. If they sting you, it can be...