Add Yahoo as a preferred source to see more of our stories on Google. Hummingbirds have one of the highest metabolic rates of any vertebrate. They are the only birds capable of sustained backward ...

In spring, ruby-throated hummingbirds make a non-stop flight across the Gulf of Mexico. Hummingbird may travel nearly 3,000 ...

Several years ago a young hummingbird that had been blown out of its nest was brought in to the rescue center; as it grew, I wondered how it would learn the intricacies of hummingbird flight.