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 the human mouth. So what are these long, sharp ...

(The Conversation) – 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 curiouskidsus@theconversation.com. Why do people have two sets ...

In the history of teeth, perhaps no tooth is as famous as the saber tooth. These long, blade-like canines seem almost perfectly optimized to kill prey. They've evolved at least five times in mammals, ...

Given their huge size, there is no question as to why hippopotamuses are one of the most feared mammals. Apart from their bulky appearance, they also have an odd-looking mouth that features huge, ...

Add Yahoo as a preferred source to see more of our stories on Google. We share our sharp canine teeth with lions, hippos, and other mammals. But believe it or not, they have nothing to do with tearing ...

Contrary to popular belief, human canines are not for tearing and ripping meat. Instead, our ancestors used them to fight male rivals for mating rights. Over time, human species evolved smaller and ...