Silverfish are nocturnal, elongate, and flattened insects typically between 0.5 and 1.0 inches (12–25 mm) in length. Their abdomen tapers at the end, giving them a fish-like appearance. They are born whitish, but develop a grayish hue and metallic shine as they get older. They have three long cerci at the tips of their abdomens, one parallel to their body, one facing left, and one facing right. They also have two small compound eyes, despite other members ofThysanura […]

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