Four-Winged Dinosaur Definition Doesn't Fly
An international team of scientists discovered a new fossil in Chinese sediments famous for their supposed feathered dinosaur specimens. Like a handful of previous finds, this new example apparently had four wings. Fossil impressions show flight feathers extending not only from the front wings of Changyuraptor yangi, but also from a pair of hind wings, making this the largest four-winged creature yet found in fossils. More...
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