It's everyone's favorite question when it comes to record-setting birds: which is the fastest? The peregrine falcon has taken the trophy for fastest, reaching an incredible 242 mph on a high-speed dive. The much larger golden eagle is not far behind with a maximum dive speed of 200 mph. However, this is on a dive, when gravity is certainly helping the bird reach such mind-blowing speeds. What about the fastest bird going horizontally? Click through to find out the surprising species to win that title.