He would have used his teeth if he'd been able to reach anything with them.

He, on the other hand, learned that it was not necessary to use his teeth upon them.

And I would take him apart using only my teeth if necessary.

Not all species are believed to use their teeth for feeding.

"We are saying, why should anyone be treated differently for using his teeth?"

She started to use her teeth to pull the knot apart.

Elephants use their teeth in sequence, not all at once.

Then the horse turned on the girl, using both hooves and teeth.

Then the monster would use its teeth to pick up the near dead coyote.

She jolted when he used his teeth, but there was no pain.