Researchers played a sountrack to hedgehogs to identify the frequency of sounds they can hear ...

Scientists discover hedgehogs hear ultrasound, opening the possibility of warning sounds that keep them away from roads.

Researchers have discovered that hedgehogs can hear ultrasound, a surprising ability that could help protect them from cars.

Road traffic accidents kill up to one in three hedgehogs in local populations. It’s not easy to deter hedgehogs from venturing on dangerous roads, but their hearing could be surprisingly useful. In a ...