Moth Smashes Ultrasound Hearing Records
Friday, May 10, 2013 - 10:30
in Biology & Nature
Many moths have evolved sensitive hearing that can pick up the ultrasonic probes of bats that want to eat them. But one species comes pre-adapted for anything that bats might bring to this evolutionary arms race. Even though its ears are extremely simple -- a pair of eardrums on its flanks that each vibrate four receptor cells -- it can sense frequencies up to 300 kilohertz, well beyond the range of any other animal and higher than any bat can squeak. [More]