Many bats perceive their world mostly through echolocation: they emit a call and listen for the reflected echo, which in turn allows them to "see" what is around them. But if many bats are ...

The results provide evidence for the hypothesis that spiders crouch to sense differences in web frequencies to locate prey that isn't moving—something analogous to echolocation. The researchers ...

Most of us associate echolocation with bats. These amazing creatures are able to chirp at frequencies beyond the limit of our hearing, and they use the reflected sound to map the world around them.

All bats can see, even though vision may be less important than other senses. To locate and catch prey, insectivorous bats use an acoustic orientation called echolocation. They emit a series of ...