[asdff]

Because brushing/flossing/scraping the teeth with a stick is a learned behavior that even today isn't fully learned by our species.

[nlitened]

I wonder if human-like apes brush or floss? Do they drink naturally-occurring fluorinated water from wells? And I’d love to have some insights on their cavities and pulled teeth statistics.

[asdff]

They do at least floss:

https://www.science.org/content/article/monkeys-may-have-bet...