30 Days of Night novels

A terrifying species of legend that exists in shadow and thrives in night, preying on and intriguing an unsuspecting modern world. An amoral, clandestine government operation that uses whatever means necessary to inflict maximum damage upon one of the most frightening and demonized forces humanity has ever encountered. And all of mankind is threatened by the chain of events set in motion by this unrestrained conflict, and the ripple effects of a new element to the hostilities will forever alter the rules of engagement...