The Economist -
7 Dec 2016 23:03

Who was a pretty boy, then? TWO decades ago palaeontologists were astonished to discover impressions of feathers in rock around the petrified bones of dinosaurs that had clearly, from the anatomy those bones displayed, been unable to fly when they were alive. Astonishment turned to delight with the subsequent discovery of exquisitely preserved examples of these feathers in the petrified tree resin known as amber. Now, a team led by Xing Lida at the China University of Geosciences, in Beijing, an...
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