“Sea fleas,” Frank said. “They’re everywhere, very wee, practically invisible. They love our bait. If you fell overboard and weren’t picked up until the next day, those sea fleas would eat you right up, and your skeleton would sink to the bottom!” Cody lifted me up and hung me over the side. “Want to try it?” he said. “Not funny, Cody,” I said. I didn’t much like the idea of sea fleas nibbling me down to my bones.”