Crocodiles and Alligators (Rookie Read-About Science: What's the Difference?) (Library Edition)

Which one is which?

They're both reptiles. They both have scaly skin, huge teeth, and powerful jaws. So how do you tell the difference between crocodiles and alligators? One way is to look at the shape of their snouts. These identification clues and many more can all be found in What's the Difference? Crocodiles and Alligators.