They live in Pennsylvania and Minnesota. They are bigger in Minnesota then they are in Pennsylvania. This is a bear trap. You put meat in the middle of the trap and the jaws will trap the bear. This is a bear climbing a tree, possibly to get honey.
Bears can climb trees if there's thick bark and lot's of branches.
Click on the picture for a closer view. These are bear gall bladders. Bears are sometimes killed illegally in the United States just for the gall bladder. They're used in Chinese medicine and are sold on the black market. This is a brown bear in Wisconsin.