Scientists set up a row of super-sensitive microphones and had various birds fly above them to record the sound created by their flapping. Owls are known for their silent flying abilities. See how they compare to other birds in this fascinating video.
Author: Jeffrey Mann
A late-20s birder living in Los Angeles. Enjoys birding on the weekend, and loves checking out new areas in SoCal for opportunities to photograph wildlife. When not obsessing about birds, you can find him cross stitching or playing Nintendo games.