Modern birds capable of flight all have a specialized wing structure called the propatagium without which they could not fly. The evolutionary origin of this structure has remained a mystery, but new ...

The Wright Brothers studied bird flight before they designed the first airplane. Now modern aircraft fly higher and faster than any bird, yet no manufactured device matches the graceful movements and ...

Bird wing shape -- a proxy for long-distance flying ability, or dispersal -- is a trait that influences biodiversity patterns on islands around the world, according to biologists. You can know a lot ...