axolotl, mud puppy, Ambystoma mexicanum
['ringneck snake, ring-necked snake, ring snake', 'stingray', 'porcupine, hedgehog', 'submarine, pigboat, sub, U-boat', 'goldfish, Carassius auratus', 'weasel', 'sloth bear, Melursus ursinus, Ursus ursinus']