If you saw the movie Jaws, you probably formed the opinion that great white sharks are to be feared above all others. Surprise! It turns out bull sharks were probably responsible for the attacks that inspired the book and movie. Many experts consider bull sharks to be the most dangerous of all sharks. Young readers will be thrilled by what they discover about this impressive animal that can thrive in both salt and fresh water environments. Striking, detailed photographs take readers right next to these sharks while an accessible narrative shares important life science concepts. A graphic organizer and fact boxes support the learning experience.