Some birds survived the asteroid that wiped out dinosaurs. A fossilized poop can help explain why
Tiny feathers encased in fossilized poop are helping scientists understand why some birds made it through the mass extinction that wiped out the dinosaurs and others did not.
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National8 articles from 8 sources across the spectrum· Updated 14d ago
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Feather Preserved in Dinosaur Dung Could Explain Why Birds Survived Mass Extinction
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