Hummingbirds That Fly Like Helicopters

Hummingbirds are the only birds that can fly backward and upside down. How do these tiny birds do it? Hummingbirds That Fly Like Helicopters, part of the Tiny But Mighty! series, shares the secrets of how hummingbirds fly. Find out how fast they move their wings, how they can hover in front of flowers, and much more!