An Alcova Heights resident called Arlington animal control officers earlier this month to report the sound of animals screaming. While the man thought the animals might be in danger, an officer ...

It may be, as the tag line for the movie Alien put it, that in space no one can hear you scream. But for some squirrels, that’s true right here on Earth. Zoologists at the University of Manitoba have ...

It is well documented that bats use ultrasonic calls to locate their prey. But, in other animals, the use of this extremely high-pitched sound is not particularly well understood. Scientists know that ...

Ground squirrels let out a "silent", high-frequency shriek to warn each other about predators, Canadian researchers have found. Other than echolocation in bats and dolphins, scientists know little ...

Biologists found the could quite accurately predict what type of predator was threatening a squirrel by analyzing its sounds and tail movements. Everyone has watched squirrels playfully climbing trees ...