The flight of a bee and the flight of a hummingbird are similar in many ways, such as in speed of wing movement, ability to hover, and ability to back up. also, both hummingbirds and bees eat nectar, a diet shared by few other birds. in these respects, hummingbirds are more similar to bees than they are to other birds, such as robins and ducks. yet no one would classify hummingbirds with bees because their similar flight capabilities and diet