National Science A fossilized tooth may determine the origin of the Chincoteague ponies 4:21pm August 09, 2022 Science Animals History National Share URL copied to clipboard! Copyright 2022 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered Music & Culture How Steve Aoki laces EDM into every genre imaginable by Noah Caldwell World News Rwanda and DRC sign a U.S.-brokered peace deal, but questions remain by Michele Kelemen 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate