terrapin
['night snake, Hypsiglena torquata', 'tank, army tank, armored combat vehicle, armoured combat vehicle', 'horned viper, cerastes, sand viper, horned asp, Cerastes cornutus', 'echidna, spiny anteater, anteater', 'sea cucumber, holothurian', 'tailed frog, bell toad, ribbed toad, tailed toad, Ascaphus trui', 'otter']