Scientists discover hedgehogs can hear ultrasound and it could save them from cars

ScienceDaily
Mar 12, 2026, 7:51 pm16 pts
Researchers have discovered that hedgehogs can hear ultrasound, a surprising ability that could help protect them from cars. Since road traffic kills large numbers of hedgehogs, scientists believe ultrasonic repellents might be used to steer them away from danger. The animals’ ears appear specially adapted…

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