#ultrasonic-communication

#ultrasonic-communication

The findings shed light on how rats have adapted to city lifeand how chatty they are. There's this kind of secret language that rats are communicating in with each other that we don't hear, says Emily Mackevicius, a neuroscientist and a co-author of the study. They're very social, adds Ralph Peterson, another study co-author. They're rugged, and they're New Yorkers themselves: persistent and resilient and able to thrive in a very extreme environment.