Scientists found hedgehogs hear ultrasound, raising hopes for repellents to reduce road deaths. Researchers at the University of Oxford suggest that ultrasonic repellers could help lower the number of ...

Add Yahoo as a preferred source to see more of our stories on Google. Study finds European hedgehogs hear ultrasound, raising hopes for sound devices that could keep them away from cars. (CREDIT: Pia ...

A sound too high for you to hear may one day help keep hedgehogs off the road. That possibility comes from a new study in Biology Letters reporting that European hedgehogs can hear ultrasound, with ...