How do artists incorporate kinetic elements into cast iron animal sculptures without compromising durability?

Artists skillfully incorporate kinetic elements into cast iron animal sculptures by balancing creativity with structural integrity. They use precision engineering, such as hidden hinges, counterweights, and durable pivots, to allow movement while maintaining the metal's strength. Techniques like hollow casting reduce weight for smoother motion, and reinforced joints prevent wear. Weather-resistant coatings protect moving parts from rust, ensuring longevity. By combining traditional metalworking with modern mechanics, artists create dynamic sculptures that captivate without compromising durability. The result is a seamless blend of artistry and engineering, where lifelike motion meets the timeless appeal of cast iron.