San Francisco bird songs before 2020 pandemic shutdowns by Atlas Obscura published on 2022-09-02T17:34:22Z Elizabeth Derryberry, associate professor of ecology and evolutionary biology at the University of Tennessee at Knoxville, had been studying how noise affects the white-crowned sparrow’s song for close to two decades when the pandemic began its 2020 surge. She captured this recording of birds singing near the Golden Gate Bridge prior to the widespread shutdowns of the early pandemic. Comment by Mary Severinghaus I can barely hear the birds at all. Is that the point? 2022-09-07T19:07:28Z