The Craziest Real-Life Monster Attacks

From zombies and werewolves, and even vampires, here are news stories of real-life attacks by people (or creatures?) purporting to be real-life monsters. While there are reasonable explanations for many of these stories, it's not so difficult to speculate that some of these might have genuine supernatural origins. Others, however, demonstrate how disturbed minds can distort reality, causing them to inflict harm on others. 

What are some cases of real monsters being found? This list of real life monster attacks highlights what some might be going on in the dark corners of the earth.