echidna, spiny anteater, anteater
['isopod', 'electric ray, crampfish, numbfish, torpedo', 'three-toed sloth, ai, Bradypus tridactylus', 'acorn squash', 'harvestman, daddy longlegs, Phalangium opilio', 'horned viper, cerastes, sand viper, horned asp, Cerastes cornutus', 'rock python, rock snake, Python sebae']