Crocodiles | Alligators |
Crocodiles live in saltwater habitats. | Alligators live in freshwater marshes and lakes. |
Snouts in crocodiles are more pointed and V-shaped. | Alligators have wider and U-shaped snouts. |
In them, the fourth tooth on each side of the lower jaw sticks over the upper lip. | In them, the upper jaw is wider than the lower one hence when they close their mouths all teeth are hidden. |