Science The dinosaur extinction led to lots of new mammals and birds — and snakes to eat them 5:43pm October 14, 2021 Research News Science Animals History Share URL copied to clipboard! Copyright 2021 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered World News National Former Brazilian president indicted over alleged coup plot Education National This year's FAFSA is officially open. Early review says it's 'a piece of cake' 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate