Posted September 27, 2015
Gede: Even for bats. I too was surprised, but it makes enough sense to be believable. You can hear it in this Radiolab podcast.
I love radiolab!! thanks for the link :) It seems that you're using an outdated browser. Some things may not work as they should (or don't work at all).
We suggest you upgrade newer and better browser like: Chrome, Firefox, Internet Explorer or Opera