Contact: Kendra Snyder
American Museum of Natural History
Caption: This is a fossilized Microraptor specimen from the Beijing Museum of Natural History. Microraptor was a pigeon-sized, four-winged dinosaur that lived about 130 million years ago.
Credit: (AMNH/M. Ellison)
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Related news release: Four-winged dinosaur's feathers were black with iridescent sheen