'Sound Maps' May Help Pigeons Navigate http://ifttt.com/images/no_image_card.png

A new study proposes that birds use infrasound -- low-level background noise in our atmosphere -- to fly by "images" they hear. These acoustical maps may also explain how other creatures steer.



via Wired Top Stories http://feeds.wired.com/~r/wired/index/~3/11b9EKzafOY/