Most kids want a dog or a cat, but end up getting a fish instead, because their parents think they are easier to take care of. Also, a fish tank with some fish in it seems pretty harmless, right? Well, the video below will change how you think about fish tanks for ever. You won’t believe what this guy discovered lurking on the bottom of his fish tank when he decided to move it for the first time in two years. Kids, if this video doesn’t make your parents buy you a puppy, I’m sorry, nothing will.