There is nothing quite like a doll with snail eggs coming out of its eyes to ruin a perfectly pleasant walk on the beach. I find about 20 dolls each year during my beachcombing surveys. Some have barnacles growing out of their heads. Others are missing hair, limbs, or whatever innocence they once possessed. Some may enter the Gulf through rivers or get left behind on beaches, then travel with winds and ocean currents before washing ashore in Tex…