Eli5: Why do animals don’t have to brush their teeth ?

Question

Eli5: Why do animals don’t have to brush their teeth ?

In: 1

Answer 1

For domestic animals it has a lot to do with the fact that most people feed their pets crap food. The equivalent of junk food. Most bags of kibble, or cans of food are crap. In the wild not so much because the diets of wild animals tend to (not always) take care of that for them.