Beaver teeth: What can their enamel do for you?

Beaver teeth: What can their enamel do for you?

Beavers certainly don’t have pearly whites. Their enamel contains iron, giving their teeth a brown, “needs to be brushed” color. But surprisingly, this enamel provides beavers with pretty good protection against tooth decay. By mapping the enamel’s structure, researchers learned how the iron and magnesium in the enamel contribute to a harder tooth. It turns […]