In this day and age we don't even need to use actual science to know that all animals will someday evolve/mutate into truly awesome killing machines. So I've spent a solid two weeks putting together these composite diagrams of the most disturbing animals of the future.
To be fair, I did steal most of these from X-Men 3. Obviously, these animals do not characterize what some may refer to as "intelligent design," but I think if these drawings are a sign of things to come, we may have a lot to worry about. Studies show that the Japanese may already be working on a Rocket Wizard as we speak. I hear they have their top research team on it right now: