Leonardo da Vinci: ornithopterLeonardo da Vinci's programs for an ornithopter, a flying machine held aloft via the beating of its wings, c. 1490. Cite Even though each exertion has become produced to adhere to citation fashion procedures, there might be some discrepancies. Be sure to check with the suitable design https://everolltech.com/industrial-food-technology-shaping-the-future-of-food-production/