A piranha’s bite is definitely worse than its bark, but the bark has uses too. A new study of the sounds made by piranhas in the Amazon finds that their underwater “barks” are an effective tool for identifying different species in murky waters.
A piranha’s bite is definitely worse than its bark, but the bark has uses too. A new study of the sounds made by piranhas in the Amazon finds that their underwater “barks” are an effective tool for identifying different species in murky waters.