This bird can hover mid-air like a helicopter, fly backwards, and its heart beats 1,200 times a minute

The story of hummingbirds began millions of years ago, when a tectonic shift reshaped South America, and the Andes Mountains ...

This Tiny Bird’s Heart Beats 1,200 Times a Minute — And It Can Fly Backward

Hummingbirds are fascinating little birds found all over the Americas. They are known for their beautiful colors, aerial ...
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The Hummingbird Heart Rate Is Unbelievably Fast

Hummingbirds are speedy little creatures. Ruby-throated hummingbirds flap their wings at a blurry (and tough to photograph!) rate of 50 times per second, and they can achieve a velocity of 90 feet per ...