[Tony Messina] had been fascinated with bat’s echolocation since he was a kid. After he retired, he decided to act on this fascination and built a simple bat detector. The simple bat detector ...

From May to September, the Wildlife Trust runs night time bat punting tours in collaboration with Scudamore's. Described as "an exciting evening experience", the punt will start just before dusk ...

A VOLUNTEER project has collected more than one million bat recordings in the North York Moors The citizen science scheme, which saw people set up bat detectors in locations around the North York ...

The citizen science initiative, part of the Ryevitalise Landscape Partnership Scheme, saw volunteers set up bat detectors at various ... such as the echolocation calls of bats, but also noises ...

As Mund raises the "bat detector," a device that picks up ultrasonic frequencies, squiggly lines dance across the screen. The bat's echolocation calls are too high a frequency for human ears to ...