Researchers say submarine drone videos have provided evidence of what they believe are fish using the skin of passing sharks as back-scratchers for exfoliating dead scales and parasites. Just as oddly, the different incarnations of sharks filmed seemed just fine in assuming the role of piscine loofa foam.
Queensland using drones to protect swimmers and sharks alike
The Australian state of Queensland has said it’s again turning to drones to ensure the safety of its beaches. But in addition to its use of craft to identify and rescue swimmers in danger of drowning, Queensland is also deploying them to protect sharks that may happen to be passing through.
