66-Million-Year-Old Feather in Fossil Dino Dung May Reveal Secret of Bird Survival
A feather estimated to be 66 million years old has been discovered inside fossilised dinosaur excrement, known as a coprolite. Researchers also found fish scales and bird bones within the same fossil sample. The primitive structure of the feather is drawing scientific attention for what it may reveal about avian survival. Scientists believe that traits such as insulation and moulting could have influenced which bird species endured the asteroid impact that wiped out most dinosaurs.
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