While humans only have 2 sets of teeth in a lifetime, some members of the animal kingdom have a rare tooth-regenerating ability. Certain species can replace broken or lost teeth multiple times ...

Teeth help animals bite and chew food. Meat-eating carnivores tend to have sharp teeth to sink into their prey, while herbivores tend to have flatter teeth to grind down their plant-based meals. Some ...

You probably don’t think much about teeth until a dentist brings them up. But across the animal kingdom, tooth counts can get wild fast. Some sharks go through thousands in a lifetime. Slugs carry ...

The animal kingdom is no stranger to astonishing abilities, including the remarkable power to regenerate lost or damaged body parts. Among these traits, the ability to regrow teeth stands out as both ...

(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 ...