Answer:
I'm white and used for cutting and grinding. When I'm damaged, humans usually remove or fill me. For most animals I am a useful tool. What am I?
I am black within and red without With four corners round about.
I can be repeated but rarely in the same way. I can't be changed but can be rewritten. I can be passed down but should not be forgotten.
I'm very tempting, so it's said. I have a shiny coat of red and my flesh is white beneath. What am I?
What is it called when a cat wins a dog show?
The answer I give is yes, but what I mean is no. What was the question?