Trolls, Goblins, and Wolve/Wargs in The Hobbit vs The Lord of the Rings

Let me first say that The Hobbit was amazing! Now that we have that out of the way, there is some interesting differences between the Hobbit and Lord of the Rings. The Hobbit seems much more light hearted than the Lord of the rings, which is true of the books as well. For example Gandalf is considerably more light hearted in the Hobbit than the Lord of the Rings. If you look at the following picture: