Fang is a great book recommended to all people ages 10-16 (6th in a series). Fang is the first one of Max's flock to die according to Angel, another member of the flock, who has more genetic enhancement then the rest of the flock, like seeing into the future. Max and the flock has to save the world, which is the worst time for Fang to leave, but in the most unexpected times strange things happen.