What was the advantage of not replacing teeth?

Dental implants have become the standard for replacing missing teeth in dentistry.

Bridge (dentistry), a fixed prosthesis used to replace missing teeth.

The idea was to use stem cells to grow new teeth that could replace missing teeth.

As a result, full crowns and even bridges (replacing multiple teeth) can be fabricated with these systems.

Instead of replacing teeth singly as they get damaged or lost, for example in hunting, such sharks replace the whole set.

His parted lips revealed the pink and white gumnails that had long ago replaced human teeth.

Dentures are false teeth made to replace teeth you have lost.

Crocodiles continually grow new teeth to replace teeth that are broken.

Sharks, for example, grow a new set of teeth every two weeks to replace worn teeth.