Science News: Discover the fascinating role of metals like zinc and calcium in enhancing scorpions' venom and strength, revealing their advanced biological engineering. Why scorpions have metal in their stingers and claws. Image credit - Wikimedia Scorpions are always judged for their venom. Their distinctive curved tails and stingers make these species among the most recognisable predators in the animal world. For ... [5213 chars]