Have you ever wondered if slugs can smile — or if they even have teeth? Their smooth bodies and simple appearance might ...

Teeth can tell us a lot about the evolution of prehistoric humans, and our latest study of one of our species' close relatives may finally resolve a long-standing mystery. The genus Paranthropus is ...

Leaf teeth, i.e. projections of the leaf margin, are common among angiosperms. These structures may differ in several aspects, e.g. in the presence or absence of an associated gland. Cucurbitoid teeth ...