Sharp teeth. Strong jaws. Quick reflexes. Sharks aren't always a danger to people?but when they are, they can be very dangerous! This fascinating volume provides facts and photos about some of the world's most dangerous sharks, including the threatening tiger shark, the ravenous bull shark, and the fierce oceanic whitetip shark. Color photographs give readers an up-close look at these terrors of the deep, while maps and fact boxes show their hunting grounds, size, and other important information.