Puffer Fish He is nature`s greatest artist. To grab a female`s attention, he creates something that almost defies belief. His only tools are his fins. in his head, a plan of mathematical perfection. He ploughs the sand breaking it up into the finest particles. He uses the shells to decorated the ridges of his constriction. He must work 24 hours per day for a week, or the current will destroy his creation. Nowhere else in nature does a fish or an animal construct something as complex and perfect like this fish.