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

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 ...

Can we examine the teeth of living fish and other vertebrates in detail, repeatedly over time, without harming them? Previously, small animals often had to be euthanized to obtain precise information, ...

"So once you get through that tooth structure, the bone will start to bleed, and now you know you're in a good position if you can't get or don't feel comfortable getting complete sectioning. The ...