In the movie: When a killer Shark unleashes chaos on a beach community off Long Island, it’s up to a local sheriff, a marine biologist, and an old seafarer to hunt the beast down. In real life: Sharks are also one of the most misunderstood animals on the planet. Despite their notoriety, you probably already know that you’re more likely to drown than be attacked by a Shark. But they are still often villainized and presented as monsters. Before heading out for a swim, do your research and make sure you’re equipped with the right skills, as well as bring along a knowledgeable swimming buddy or expert guide.