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Hummingbirds are remarkable for many reasons. Hummingbirds are the only bird that can fly backwards with wings that beat 60 to 80 times per second, which works out to around 720 to 5,400 times per ...

Hummingbirds with brightly colored feathers typical of males are harassed by other birds less frequently than those with drab female-colored feathers. Male coloring in one species of hummingbird gives ...