Wednesday, Aug. 27 turned out to be an eventful day, bird-wise. I set out before dawn for the upper reaches of Hoover Reservoir. It was a clear day, and I wanted to secrete myself in a good honey hole ...

Explore the world’s fastest birds of prey, from falcons to eagles, and learn how extreme speed and high-velocity make them ...

We simulated a race between the fastest fliers to find out. Welcome to the bird Olympics, where we try to figure out the avian world’s fastest fliers. If you think you already know the answer — ...

Move over Al Capone. There’s a new star at Alcatraz. A different type of jail bird. She fast. She’s sleek. And she has four sidekicks. Biologists from the National Park Service have turned on a live ...