Following is a transcript of the video. Narrator: Lions have them, hippos have them, and even you and I have them: canines, those long, pointy front teeth. They're actually the longest teeth in ...

Mice have four incisors, two maxillary (upper) incisors, and two mandibular (lower) incisors. Canine teeth and anterior premolars are absent—the toothless space between the incisors and molar ...

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 at the corners of your mouth. They have a sharp point for ...

Now let's see these pearly whites go to work. Look at the incisors and canines chop and tear that food from its source and right into your mouth. So pretty, yet so deadly-- to apples. Now phase ...