Dinkleman (also spelled Dinkelman) is one of the minor "protagonists" of the Open Season franchise. He is Boog's teddy bear backpack that he had ever since he was a cub.
At the end of Open Season 3, it's revealed that Dinkleman is really a girl as when a rabbit kissed him, Boog exclaimed, "Dinkleman! I didn't know you were a girl!"