sea urchin
['American lobster, Northern lobster, Maine lobster, Homarus americanus', 'gar, garfish, garpike, billfish, Lepisosteus osseus', 'terrapin', 'sundial', 'pineapple, ananas', 'horned viper, cerastes, sand viper, horned asp, Cerastes cornutus', 'barometer']