Presents information about crocodiles and alligators in a question and answer format, describing the differences between them, their physical characteristics, habitats, hunting methods, and eating habits.

What's the difference between a crocodile and an alligator? -- Do all alligators live in America? -- What are caimans? -- Were crocodiles around before the dinosaurs? -- Do crocodiles live in the sea? -- How do crocodiles move on land? -- Are crocodiles the largest living reptiles? -- Do crocodiles have any natural enemies? -- Do crocodiles really cry? -- Can crocodiles breathe underwater? -- Can crocodiles eat underwater? -- How do crocodiles kill their prey? -- How does a male gharial attract mates? -- How many eyelids do crocodiles have on each eye? -- Do crocodiles ever run out of teeth? -- What is the smallest crocodilian? -- What decides whether a crocodile egg hatches as a male or a female? -- Why do alligators roar? -- Do crocodiles eat their young? -- How long does it take for a crocodile to grow up? -- What is the most deadly crocodile? -- Why can't crocodiles chew? -- Will an alligator die if its river freezes over? -- Why do crocodile eyes glow in the dark? -- Can crocodiles smell underwater?