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 ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Imagine going to the dentist with this set of teeth! These are teeth located on a snail’s “tongue,” or radula, also called a rasper, which is constantly licking the ground to scrape up and transport ...

Following is a transcript of the video. 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 the human mouth.