This exquisite Archaeopteryx fossil reveals how flight took off in birds

Analyses of the fossil show never-before-seen feathers and bones from the first known bird

An image of the Archaeopteryx fossil under ultraviolet light.

When viewed under ultraviolet light, the soft tissues and fine skeletal details of the new Archaeopteryx specimen become visible.

Delaney Drummond, ©Field Museum

An exceptionally preserved specimen of the ancient bird Archaeopteryx offers the most detailed window yet into the evolution of flight, researchers report online May 14 in Nature.