With their 10 spider-like limbs, horseshoe crabs are often viewed as a creepy species perfect for the Halloween season! Instead of a scare, however, take a closer look at these horseshoe crab exoskeletons and replace the willies with wisdom 👻 Horseshoe crab trilobites uniquely resemble even their later adult stages, and they'll repeatedly molt throughout their lives until maturity. Conquer your fears by learning more about their unique adaptations! | South Carolina Aquarium