A 66-Million-Year-Old Feather Trapped in Dinosaur Poop Might Help Explain Why Some Birds Survived Mass Extinction https://www.smithsonianmag.com/smart-news/a-66-million-year-old-feather-trapped-in-dinosaur-poop-might-help-explain-why-some-birds-survived-mass-extinction-180989496/?utm_source=flipboard&utm_medium=activitypub Posted into Smartnews @smartnews-Smithsonianmag