And in the natural world, few sights can match a bird in flight, free on the wing, and flying high. Browse the gallery for some incredible in-flight entertainment. You may also like: Random ...

But of course birds in flight leave no trace—at least none visible to the naked eye. Bou, now 38, spent the past five years trying to capture the elusive contours drawn by birds in motion ...

2694) “Birds take off as a result of an acute flight response due to sudden noise ... and using the radar images, we can see where they actually take off because of fireworks.” ...

Here is a selection of the pictures ... birds that come to visit my trees and to take advantage of the seeds that I put out for them. "Discreetly hidden, I tried to immortalise their flight ...