There’s no mistaking the dizzying display of a hummingbird’s wings as it zips around from flower to flower looking for nectar. But often, that same frantic action is used to chase other hummingbirds.

With their quick-moving wings flapping up to 200 times a second while sometimes buzzing around and feasting on colorful flowers, hummingbirds can easily brighten a day. In addition to beauty, ...