All that glitters is not gold. That metallic glint might be sunlight bouncing off a beetle's shell. The Chrysina aurigans [left] and Chrysina limbata [right] specimens shown here bear such an uncanny resemblance to polished nuggets of gold and silver it may be hard to believe that their exoskeletons are made of the same stuff—chitin—that covers drab cockroaches and crayfish.
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