![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/3/35/Birdwing.svg/640px-Birdwing.svg.png&w=640&q=50)
Bird wing
Paired forelimb that allows birds to fly / From Wikipedia, the free encyclopedia
Not to be confused with the butterfly family Birdwing.
Bird wings are a paired forelimb in birds. The wings give the birds the ability to fly, creating lift.
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/3/35/Birdwing.svg/640px-Birdwing.svg.png)
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/c/c3/Swan.spreads.wings.arp.jpg/640px-Swan.spreads.wings.arp.jpg)
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/5/54/H._albicilla_wing.png/640px-H._albicilla_wing.png)
Terrestrial flightless birds have reduced wings or none at all (for example, moa). In aquatic flightless birds (penguins), wings can serve as flippers.[1]