echolocation

Bats Respond To Too Much Noise The Same Way Children Do

Bats Respond To Too Much Noise The Same Way Children Do

Bats find their way around at night by emitting noise and listening to the way it bounces back to them. But since bats often congregate in large groups, how do they keep from losing their own signal in the din? A new study found that they do this much in…

New Brain Scans Show How Dolphins Use Sound To See

New Brain Scans Show How Dolphins Use Sound To See

Most of us consider vision and hearing to be two separate senses. But dolphins use sound to see, emitting clicks, squawks and whistles to reveal hidden objects. This is called echolocation, and a new map of dolphin brain circuitry hints at how the animals do it.