However, there's a lot that scientists don't know about how the wings and feathers of flightless birds differ from their ...

According to Jess Zorge, a wildlife rehabilitator at Raptor Rales Rescue in Shrewsbury, the hawk had the feathers of both wings and tail “maliciously and completely sheared off.” In a Facebook ...

Researchers attached covert feather-inspired flaps to a 3D-printed model airplane wing and mounted it in a wind tunnel to explore the role of covert feathers in bird flight. By precisely measuring ...

But a bird wing is vastly more sophisticated than anything composed of sheet metal and rivets. From a central feather shaft extends a series of slender barbs, each sprouting smaller barbules ...

These small feathers on top of birds’ wings lay flat during normal flight but flare up in turbulence during landing. By attaching flexible plastic strips – “covert flaps” – to the top of ...