You might know hummingbirds are the only bird species that can fly backward. You might not realize all 363 species of hummingbirds on Earth occur in the New World. If you go to Africa or Thailand or ...
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Panels A and B show the side-on and underneath view of a hummingbird passing through an aperture sideways. C and D show the same views of the hummingbird passing thorough an aperture like a bullet ...
That may sound surprising when you consider the mobility of these tiny buzz birds. With jet-like speed they can fly forward and backward, shoot directly up or dive rapidly and even hover in one place.
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