bark beetle
insect
Also known as: Scolytinae
bark beetle, any of more than 2,000 species of bark beetles classified in the subfamily Scolytinae (along with certain ambrosia beetles; order Coleoptera) that exist worldwide and are cylindrical, usually less than 6 mm (0.25 inch) long, brown or black in colour, and often very destructive. The male and female bore into a tree and form an egg chamber. At times, as many as 60 females are found with each male. The female deposits her...
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