Lake Superior Zoo in Minnesota announced it has given a brown bear the world's largest dental crown, with the bear now ...

先来点背景知识。Tundra（直译为苔原），现年6岁，362公斤，站立时2.43米高，是一只典型的阿拉斯加棕熊（Ursus arctos）。这头名为 Tundra 阿拉斯加棕熊阿拉斯加棕熊，是棕熊体型最大的一个亚种，也是现存第二大的一种熊，仅次于北极熊，分布于阿拉斯加州科迪亚克群岛。它和妹妹 Banks ...

The 360kg animal was fitted with the largest dental crown ever made in a first-of-its-kind procedure at a Minnesota zoo.

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

An 800-pound Alaska brown bear named Tundra just got the largest dental crown ever made. The bear is so big that the ...

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

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

Scott Alexander, the founder of Creature Crowns in Post Falls, Idaho, custom-formed the Talladium crown for Tundra using a ...

An Alaskan brown bear at the Lake Superior Zoo underwent an unprecedented dental procedure to receive the largest dental ...

A brown bear in northern Minnesota has made "dental history" after receiving a full metal crown that is the first of its kind ...

Talk about a bear of a job. Veterinary dentist, Dr. Grace Brown, performed a very special procedure, installing a crown over ...