they do but the thing is that animals that experience these sort of problems end up starving or die by sickness, so in effect their teeth last their whole life. :V

the other major difference is that their diets in the wild are majorly different than human diets, the main reason we need ot take care of our teeth asm uchas we do is because ourdiets evolved ot have way too much sugars, which while a major source of energy are also weffectively "toxic" to the existence of Teeth.