Hummingbird birds are usually small, cute, is there no longer than 6 cm. It has a mouth, long slender and pointed wings small, it can circulate faster to 80 times / sec. It can fly in the air, and still fly back on it yet, the French called it oiseaumouch.But the outstanding features and most interesting. The ability to store and release energy accumulated inside of it.Hummingbirds have the energy accumulated in the body than warm-blooded animal with a backbone of all kinds high in the world. Because it can release energy up to 133 watts per kilogram body weight 1 A person can be activated only when the power out only 15 watts per kilogram body weight 1 only.
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