Dinosaur wind tunnel test provides new insight into the evolution of bird flight

A study into the aerodynamic performance of feathered dinosaurs has provided new insight into the evolution of bird flight. In recent years, new fossil discoveries have changed our view of the early evolution of birds and, more critically, their powers of flight. We now know about a number of small-bodied dinosaurs that had feathers on their wings as well as on their legs and tails: completely unique in the fossil record.

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