Changes

[https://en.wikipedia.org/wiki/Reptile Reptiles] are [https://en.wikipedia.org/wiki/Tetrapod tetrapod] animals in the class '''Reptilia''', comprising today's [https://en.wikipedia.org/wiki/Turtle turtles], [https://en.wikipedia.org/wiki/Crocodilia crocodilians], [https://en.wikipedia.org/wiki/Snake snakes], [https://en.wikipedia.org/wiki/Amphisbaenia amphisbaenians], [https://en.wikipedia.org/wiki/Lizard lizards], [https://en.wikipedia.org/wiki/Tuatara tuatara], and their extinct relatives. The study of these traditional reptile orders, historically combined with that of modern amphibians, is called herpetology.