Which natural structure inspired Velcro's hook-and-loop fastening system, leading to one of the most successful biomimicry-based product innovations?

The natural world has always been our greatest teacher, and some of the most innovative products draw direct inspiration from nature's design. Biomimicry—the practice of emulating nature's time-tested patterns and strategies—has led to groundbreaking product innovations across industries. Companies leveraging these natural design principles often create more sustainable, efficient, and effective solutions. Test your knowledge about one famous example that revolutionized a common household product while drawing inspiration directly from the natural world.

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Burdock plant seed burrs that stuck to inventor George de Mestral's dog during a hunting trip
Spider web adhesive properties observed by scientist Alfred Nobel in his garden laboratory
Gecko foot structures that allow the reptiles to climb vertical surfaces without falling
Lotus leaf's water-repellent surface that inspired the self-cleaning adhesive technology