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Biomimicry of iron-plated snail could lead to better armor

By Damir Beciri
One Comment27 January 2010

tech-snail-shellTiny snails sitting on the ocean floor might seem defenseless against a large, determined predator such as a crab. But evolution has provided one species of sea snail with a unique iron-plated armored shell that resists such attacks. The snail has evolved a tri-layered shell structure consisting of an outer layer embedded with iron sulfide… »