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 ...
The project uses GPS 'backpacks' to track the hedgehogs as they become an increasingly rare sight.
The finding matters because road traffic is thought to kill up to one in three hedgehogs in local populations. This adds pressure to a species the International Union for Conservation of Nature newly ...
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