"The hum is because of the rapidity of a hummingbird's wingbeats," says Santander. Each species moves its wings at different ...

The male Allen’s hummingbird has warm rusty-orange flanks, breast band, face, neck, and tail, as well as a green back and crown. They often have a rusty-orange rump, and sometimes show rusty-orange at ...

Even though they're the smallest bird in the world, hummingbirds have strong hearts and unique wings that can help them turn on a dime and carry them great lengths. Find out more interesting facts ...

Photojournalist Dean Krakel has been paying attention to his hummingbird neighbors in the Gunnison Valley as they court and prepare to migrate ...