Sharks are amazing killing machines, very efficient predators of the seas. But they are not only that. They also have some behaviors that could be described as interesting, astonishing, amazing, curious or mind-boggling (depending on your state of mind and what you think about the interaction between sharks and divers).
YouTube link
May I parallel this video with a previous post where I was showing the photo of a Japanese diver putting identification marks on a giant jellyfish?
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