And there's one ... of gum disease. Sometimes, that hardened plaque becomes an even bigger problem because it spans several teeth. "A calculus bridge forms when the calculus around individual ...
The National Park Service has a new take on an unusual woodland discovery: the bleeding tooth fungus. Known for its striking appearance, the bleeding tooth fungus—also called Devil’s tooth ...
Dog teeth are made of several layers. At the very center is what's known as the pulp, the vital area of the tooth where blood vessels and nerves are located. The pulp extends into the tooth's root.