โจ This 120-Million-Year-Old Flying Reptile Shimmered Green and Magenta Like a Hummingbird
A fossil of Sinopterus dongi โ a pterosaur with nearly a 2-meter wingspan โ shows layered melanosomes in its preserved pycnofibers identical to those that produce iridescence in modern bird feathers, only 120 million years older. Researchers think the color-shifting plumage was used for courtship displays, making pterosaurs nature's original disco act. Could ancient skies have been way more colorful than we ever imagined?
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