Scorpions' weapons are fortified with metal to suit their needs, research shows
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Scorpions' weapons are fortified with metal to suit their needs, research shows

Scorpions wield some of the natural world's most formidable built-in weapons, from crushing pincers to venomous stingers. Scientists have long known that these structures contain trace metals that strengthen them, but only a small fraction of the roughly 3,000 scorpions have ever been examined for this trait.