In some children, approximately 2–3%, the upper canine teeth do not erupt as they should. Instead of emerging into the mouth, they remain trapped inside the jawbone, often on the palate side ...

An Alaska brown bear at the Lake Superior Zoo in northeastern Minnesota has a gleaming new silver-colored canine tooth after a first-of-its-kind procedure.

An Alaskan brown bear at the Lake Superior Zoo in northeastern Minnesota has a gleaming new silver-colored canine tooth after ...

An Alaska brown bear at the Lake Superior Zoo in northeastern Minnesota has a gleaming new silver-colored canine tooth in a first-of-its-kind procedure for a bear.

DULUTH, Minn. (AP) — An Alaskan brown bear at the Lake Superior Zoo in northeastern Minnesota has a gleaming new silver-colored canine tooth in a first-of-its-kind procedure for a bear.

An Alaska brown bear at the Lake Superior Zoo received the world's largest dental crown, a gleaming silver canine tooth, in a groundbreaking procedure.

An Alaskan brown bear at the Lake Superior Zoo received the world's largest dental crown, a gleaming silver canine tooth, in a groundbreaking procedure.

An Alaska brown bear at the Lake Superior Zoo in northeastern Minnesota has a gleaming new silver-colored canine tooth after a first-of-its-kind procedure. The 800-pound bear named Tundra was put ...