Mechanical Species ButterflyButterfly Story In a magical world, butterflies secretly transformed into a whole new kind of species with tough and charming wings. They turned into the most beautiful creatures, dancing gracefully among the flowers every day. Inspired by their beauty, a creative inventor made a cool mechanical butterfly model. Its super detailed and mimics the elegance of those evolved butterflies. Crank and Piston Mechanism The lifelike butterfly flight is achieved