Teeth

Teething is the process by which an infant's first teeth (the deciduous teeth, often called "baby teeth" or "milk teeth") appear by emerging through the gums, typically arriving in pairs.

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This ‘ghost shark’ has teeth on its forehead

Deep-Sea Ghost Sharks Grow Teeth on Their Foreheads, and Scientists Finally Know Why

Ghost Sharks Use Teeth on Their Forehead to Have Deep-Sea Sex

Ocean Water Could Soon Have a Shocking Effect on Sharks' Teeth

Ghost sharks grow teeth on their heads to mate

This Gloriously Weird Fish Has Teeth on Its Forehead for Sex

Teens who lose teeth to decay and injury nearly twice as likely to be bullied, study reveals - EurekAlert!

The ocean is getting more acidic, and it could affect sharks’ teeth

Sharks’ teeth are crumbling in acid seas

How flossing a mouse’s teeth could lead to a new kind of vaccine

700,000 years ahead of their teeth: The carbs that made us human

This 17th-Century Aristocrat Had a Clever Secret For Keeping Her Teeth

How regrowing your own teeth could replace dentures and implants

Spaceflight Could Be Bad For Your Teeth

Ancient monstersaur had 'goblin-like' teeth and sheddable tail

Paleontologists Uncover 465-Million-Year-Old Secret: The True Purpose of the First “Teeth”

Shallow Holes in Our Ancestor's Teeth Might Not Be a Disease as Thought

The first teeth were sensory organs on the skin of ancient fish

Teeth in the Bones: Gladiator Skeleton Proves Lion Combat in Roman Britain

Rabbits may have a surprising source of calcium — eating their own teeth. Rabbits' teeth grow continuously, and bunnies wear them down by munching fiber-rich foods. Scientists suggest rabbits recycle a fine powder resulting from this constant grinding to fuel tooth growth.