What do bats, dolphins, shrews and whales have in common? Echolocation! Echolocation is the ability to use sound to navigate. Many animals, and even some humans, are able to use sounds in order to ...

Bats live in a world of sounds. They use vocalizations both to communicate with their conspecifics and for navigation. For the latter, they emit sounds in the ultrasonic range, which echo and enable ...

Every spring, billions of migratory songbirds in Europe fly north to their breeding grounds. Most of these birds fly at night when no predators are around — or so the experts thought. But researchers ...