Human: What are the most important differences between the hippo and the crocodile? Assistant: 
The most important difference between the hippo and the crocodile is that hippos are much larger than crocodiles. Hippos can reach lengths of up to 13 feet, while crocodiles rarely exceed 6 feet in length. Additionally, hippos have rounded snouts, while crocodiles have pointed snouts. Finally, hippos have a distinctive hump on their back, whereas crocodiles do not.