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.
The remarkable preservation of the specimen — the 14th Archaeopteryx ever unearthed — means that researchers can study aspects of the ancient bird that were previously difficult to discern, from the anatomy of its skull to the arrangement of its feathers to the soft tissues on its hands and feet.
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