Since a diving ducks wings have a higher aspect ratio and are smaller in proportion to body size and weight, divers have to run across the water to take off and must flap their wings more rapidly to achieve flight.
Furthermore, how many times does a bird flap its wings? It depends on the type and size of the bird and also how it is flying. Hovering takes a lot more energy, so humming birds have to flap their wings extremely fast, this can apparently be as high as 4800 times per minute!
Additionally, which bird flaps its wings the fastest?
Ruby-throated hummingbird Hummingbirds
Why do birds flap their wings?
Thrust is created when birds flap their wings using their strong breast muscles. So the shape of the wing and the ability to move it through the air are the two things needed for bird and plane flight. Birds use their strong breast muscles to flap their wings and give them the thrust to move through the air and fly.