单词	darkling beetle
释义	darkling beetle noun : any of a family (Tenebrionidae) of firm-bodied, mostly dark-colored, nocturnal beetles that feed on vegetation and often have vestigial and functionless wings and whose larvae are usually hard, cylindrical worms (such as a mealworm) called also tenebrionid Example Sentences Recent Examples on the Web Pelagic fish with ultra-black skin can hide in plain sight, and darkling beetle larvae can digest polystyrene. Rafil Kroll-zaidi, Harper's Magazine, 15 Sep. 2020 The scientists found, for example, that darkling beetle larvae, commonly reported to be 58 to 65 percent protein, are only 49 percent. Marta Zaraska, Discover Magazine, 13 Mar. 2019 Word History First Known Use 1817, in the meaning defined above
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