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darkling beetle

noun

Definition of darkling beetle

: 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

Examples of darkling beetle in a Sentence

Recent Examples on the Web

 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, "Raising the Steaks: How One City in the Netherlands Wants to Feed the World," 13 Mar. 2019

First Known Use of darkling beetle

1816, in the meaning defined above

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