Birds duck and dive like fighter planes

2019-03-03 02:20:03

SOME birds fly more like fighter planes than conventional aircraft, which is why they can make impressively sharp turns when diving for prey. The wings of a conventional plane push air downwards, and the reaction to this force is what creates lift. Until now, scientists thought that birds’ wings generated lift in the same way. Insects, by contrast, are known to use a more complicated mechanism: