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Exquisite 66-million-year-old bird feather preserved in dinosaur dropping | New Scientist
A dinosaur, possibly a young Tyrannosaurus rex, excreted a bird 66 million years ago, and one of its feathers is exquisitely preserved in the fossilised dropping
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npr.org
A fossil feather from the age of dinosaurs may explain why only some birds survived
An extremely well preserved fossil feather could reveal why some birds survived the dinosaur-killing asteroid, and others did not.
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newscientist.com
Exquisite 66-million-year-old bird feather preserved in dinosaur dropping | New Scientist
A dinosaur, possibly a young Tyrannosaurus rex, excreted a bird 66 million years ago, and one of its feathers is exquisitely preserved in the fossilised dropping
