An earwig on a leaf.
earwig definition by Webster's New World
Origin: Middle English erwig ; from Old English earwicga ; from eare, ear plush wicga, beetle, worm ; from Indo-European base an unverified form weik-, to wind, bend from source Classical Latin vicia, vetch: so called from the baseless notion that it particularly seeks out the human ear to crawl into
earwig definition by American Heritage Dictionary
Origin: Middle English erwig, from Old English ēarwicga : ēare, ear; see ear1 + wicga, insect; see wegh- in Indo-European roots.