When we hear "dangerous ocean creatures," our minds most likely go to great white sharks or orcas. While it's hard to measure up to these creatures' terrifying prowess, the puffer fish comes pretty darned close (in its own adorable way).
You might not think of it because of the name, but these little buggers pack quite a punch. In fact, they have one of the most powerful bites in all of the animal kingdom. And this video illustrates that point.