Bats have to leave the safety of their roosts every night to find food. That takes energy: their insect prey must provide them with enough fuel to offset the cost of hunting in the first place.

For two summers in a rugged corner of Idaho’s Pioneer Mountains, the roar of rushing white water filled the air. But where the loud sounds prevailed, only gentle streams flowed by. These phantom ...

The thunder of a mountain river or the crash of pounding surf have likely been changing how animals communicate and where they live for eons. A new experimental study finds that birds and bats often ...

Greater mouse-eared bats are preyed upon by owls, but the owls themselves likely avoid hornets, for fear of getting stung. New research suggests that the bats take advantage of this fact, by buzzing ...

While many might consider a walk in the woods to be a quiet, peaceful escape from their noisy urban life, we often don't consider just how incredibly noisy some natural environments can be. Although ...

I wonder about the frequencies involved: the frequencies the bats use for echolocation (often/usually above 20kHz) and how much noise humans make but don't hear in the same range of frequencies.

Spending months in hostels in far-flung locales is more often the province of graduate students than of established researchers. But it’s been the side project of a lifetime for Jesse Barber and Akito ...

HOP BOTTOM – Biologist Richard Fritsky drives at 20 miles per hour down a dark country road. He’s listening. With a $965 microphone, sophisticated computer programs and his biology training, he is ...

HOP BOTTOM, Pa. (AP) — Biologist Richard Fritsky drives at 20 miles per hour down a dark country road. He’s listening. With a $965 microphone, sophisticated computer programs and his biology training, ...

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