Science Environment Why Freshwater Mussels Are Dying 5:07am December 05, 2019 by Nathan Rott Science Environment Share URL copied to clipboard! Play Pause There was an error loading the media player. Copyright 2019 NPR. To see more, visit https://www.npr.org. 300x250 Ad More Morning Edition Checkboxes for race and ethnicity on government forms will include more choices by Hansi Lo Wang Norwegians face a shortage of a key ingredient for Easter festivities: eggs 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate