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| Description: Archaeopteryx has a combination of both bird and reptile features.
Picture Stats: Views: 1101 Filesize: 132.75kB Height: 708 Width: 479 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=640 Keywords: A fossil of the first known feathered vertebrate, Archaeopteryx, which emerged in the Jurassic |