Advertisement Home//NPR NewsNorth America Has Lost 3 Billion Birds, Scientists Say02:52DownloadPlaySeptember 19, 2019Nell GreenfieldboyceTwitterfacebookEmail(Left to right) Dark-eyed Junco, Eastern Meadowlark, Red-winged Blackbird (Steven Mlodinow/EOL.org; Greg Lasley/EOL.org; dfwuw/EOL.org)