July 13, 2008

Hummmmm

Hummingbirds hover in mid-air by flapping their wings 15-80 times per second. They also have the ability to fly backward, vertically, and laterally.  Their heart beats as high as 1,260 beats per minute! They also typically consume more than their own weight in nectar each day, and to do so they must visit hundreds of flowers daily. [...]