Living in a constant din, bats' hearing remains resilient

At some time or another – perhaps at a loud concert or a construction site, for instance – many people have experienced the loss of hearing sensitivity that becomes strikingly evident after the noise subsides. That phenomenon is called a "temporary threshold shift" (TTS) and its occurrence is the norm among a wide variety of animals. But not so for bats. The company of other bats surrounds them with a cloud of incredibly intense sound, yet the results of experiments at Brown Universi