Human: What are some of the main differences between a lizard and a snake? Assistant: 

1. The most obvious difference is that lizards have four legs, while snakes have two.
2. Lizards typically have smooth, dry skin, whereas snakes have scaly skin with scales that can be used for defense or camouflage.
3. Lizards generally move faster than snakes, although both can move at various speeds depending on their size and environment.
4. Lizards tend to have more varied diets than snakes, which often feed on small insects, frogs, and other reptiles.
5. Lizards also have fewer teeth than snakes, usually just one pair in each jaw.