ITHACA, N.Y. – New Cornell University research has found that, unlike birds, the evolution of bats’ wings and legs is tightly coupled, which may have prevented them from filling as many ecological ...

It has taken more than 20 years to extract, assemble and interpret a mysterious find from a famed marble quarry about 50 miles north of Milan, Italy. Now, with the investigation finally complete, ...

Scientists have compared the relationship among the strength of flight bones, body mass, and the way modern birds fly to better understand the evolution of flight in birds and extinct animals, such as ...

Birds can fly—at least, most of them can. Flightless birds like penguins and ostriches have evolved lifestyles that don't require flight. However, there's a lot that scientists don't know about how ...

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 ...