Sea Monsters and Aliens - What's the Connection?

There are lots of theories about every case we talk about. You can come up with a theory, well, maybe this is what happened. But just because we can imagine it happening a certain way doesn't mean it's likely or even possible. So why go these theories at all? Are we just wasting your time? Well no, we're not just trying to waste time. There are two reasons we've talked about sea monsters and aliens. One, they are out there as theories. And two, considering them and their flaws is applicable to any case.