When a plant is stressed, it doesn’t keep quiet about it. You won’t hear the plant’s cry because it’s in the ultrasonic range — too high-pitched for human ears — but, for decades, scientists have been ...

Sept. 9 (UPI) --The uniquely shaped wingtips of some silk moths reflect sound waves, helping the insects avoid the jaws of hungry bats. Bats are nocturnal hunters, and though they can see pretty well ...

Some plants emit a mournful melody using ultrasonic clicks when they become dehydrated or stressed, and it turns out that some moths can detect this melody and use it to decide where to lay their eggs ...

A gray moth with orange highlights called Bertholdia trigona “goes berserk,” making lots of noise above the range of human hearing when a hunting bat approaches, says William Conner of Wake Forest ...

While a clear night sky might seem quiet and peaceful to us, empty of everything but stars, this nocturnal world is filled with a high-pitched cacophony of sound just beyond our ability to hear. Bats ...