nematode, nematode worm, roundworm
['worm fence, snake fence, snake-rail fence, Virginia fence', 'echidna, spiny anteater, anteater', "dragonfly, darning needle, devil's darning needle, sewing needle, snake feeder, snake doctor, mosquito hawk, skeeter hawk", 'grey whale, gray whale, devilfish, Eschrichtius gibbosus, Eschrichtius robustus', 'platypus, duckbill, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus', 'earthstar', 'mousetrap']