sea cucumber, holothurian
['gar, garfish, garpike, billfish, Lepisosteus osseus', 'hognose snake, puff adder, sand viper', 'green snake, grass snake', 'Dungeness crab, Cancer magister', 'horned viper, cerastes, sand viper, horned asp, Cerastes cornutus', 'water snake', 'ringneck snake, ring-necked snake, ring snake']