The Fantastic Bionic Flying Fox

Flying foxes — also known as fruit bats — have an elastic membrane that stretches from their fingers (they also have thumbs) to their toes, making them incredibly aerodynamic and agile while flying. For the engineers at Festo, a German automation company, bats are the perfect specimen for bioinspired drones.The Bionic Flying Fox has a wingspan of more than 7 feet, is almost 3 feet long and weighs a little more than 1 pound, according Festo's website. For comparison, living,