‘There is a corrosion effect on sharks’ teeth,’a study’s author said ...

Shark teeth are also disposable – they are constantly replaced throughout their lives, like a conveyor belt pushing a new ...

What you need to know: The danger lies in how quickly infection can reach the nerve of the tooth. In a normal tooth, enamel and dentine provide strong protection. Most people assume that a tooth ...

The morphology of an animal's teeth often reflects its diet. A well-known example of a mammal that feeds in the water is the crabeater seal (Lobodon carcinophaga), which consumes large amounts of ...

New studies shed light on ancient creatures' dental structure and wear -- and how these unique characteristics helped them live and adapt to their environments. A trio of published studies have ...