A dark triangular fin slicing through water is terrifying to humans signalling extreme danger. Here real-life shark attacks are documented including the stories of brave and lucky people who have survived such as spearfisher Rodney Fox grabbed by a great white shark expert Erich Ritter bitten by a bull shark Mick Fanning attacked during a surfing contest Find out what species are involved what causes attacks how dolphins have saved people how to fight back and much more. Fascinating facts and brilliant photography capture the drama - but remember you are more likely to be struck by lightning than bitten by a shark