Monsters that look like animals. In general, they are small and unintelligent. However, some of them are preeminently fast and powerful, so be on your guard.
Although you can never fully eliminate the risks associated with putting a Web site or application online, you can be smart about it and address the weaknesses you may have.
The guys in the support teams are also constantly checking satellite images and weather patterns to try and keep us warned about any impending dangers.