Neat News 1921 (added 2021-04-04)
Deter sharks to bite

© Littlejerry [CC BY-SA 4.0]
In New South Wales, Australia, electronic deterrents are now used to reduce the risk of being bitten by a shark. By using electronic devices the risk of shark bites could be reduced by 60 percent, a new study finds.
related: #shark #deterrent