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Rocky Mountain Gems and Mineralsadded this to Earth Science
Why do birds have beaks and not teeth? This dino may have the answer

China

Why do birds have beaks and not teeth? This dino may have the answer

CNN - By Katie Hunt, CNN

(CNN) — A group of 13 dinosaurs that died in a mud pit in China has yielded an unprecedented discovery. The 154 million-year-old limusaurus had tiny, sharp teeth as a hatchling that it gradually lost as it grew up, according to new research published in the journal Current Biology on Thursday. The …

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