Narrator: Lions have them, hippos have them, and even you and I have them: canines, those long, pointy front ... teeth are still pretty amazing because anthropologists use canine size and shape ...

Lions have them, hippos have them, and even you and I have them: canines, those long, pointy front ... those teeth are still pretty amazing because anthropologists use canine size and shape ...

Genetics also decide a person’s jaw and tooth shape and size ... study suggests facemask appliances can help ease lower front teeth into place in children. But they’ll still require a more ...

Let's take a closer look at how our teeth work together. PRESENTER:'Incisors at the front of the mouth have a thin top edge, and are used for biting into things and chewing. Next are the canines ...