Science Hundreds of ancient frogs died in this swamp mating death trap, researchers say 4:53pm July 06, 2022 by Ari Daniel Science Animals History Share URL copied to clipboard! Play Pause There was an error loading the media player. Copyright 2022 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered Politics & Government California Rep. Adam Schiff calls for Biden to step aside Arts Apex the Stegosaurus sells on auction for record $44.6 million 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate