Bird-inspired stability. Birds, unlike airplanes, glide without a rudder by constantly adjusting their wing and tail shapes.

Most bird bones are very thin, an adaptation to lighten the skeleton for the purpose of flight. So as a result their delicate bones do not fossilize well, which is ...

Bones keep flying fish fins extended, allowing them to function like bird wings. ... “Without a skeleton we’re just a big bag of muscles that lay there and twitch on the floor,” he says.

A Deep Dive Into the Skeleton of the Oldest-Known Modern Bird ... The Bat-Winged Dinosaur That Never Was. October 11, 2012. A "Perverted" View of Bird Evolution. November 30, 2010.

The skeleton is similar to a dinosaur’s, almost like a non-avian Velociraptor, ... Yet, the basic arrangement of bird wings hasn’t changed in the last 100 million years.

How dinosaurs were built to fly. Like feathers, most of the other traits needed for flight also evolved long before the first birds. Scientists believe many of these features appeared at various ...