The hobbits themselves, however, are Tolkien's own creation.
Small, home-loving people, hobbits are also called "halflings." They are very similar to small human beings except for their very large feet.
When the dwarves try to rescue him, they are caught as well.
The trolls are going to eat them, but begin to argue about the way to cook them.
Bilbo is a comfort loving hobbit, like most, although he has Tookish ancestors who had more adventuresome lives.
When Gandalf the wizard offers to send him adventuring, he refuses, and invites him to tea to change the subject. A dozen dwarves and then Gandalf arrive the next day, to his surprise, and he entertains them all, unexpectedly having to feed them everything in the larder.
They argue until the sun rises, and the trolls turn to stone, for it is Gandalf who keeps them arguing.
They explore the next day and find the foul lair of the trolls. Gandalf and Thorin take swords and Bilbo a knife long enough to be a short sword for him.
While it was originally conceived as a book for children, it has been accepted as a great work of literature in its own right.
It was published just before the outbreak of WWII in Europe, and the book acts as a prologue of sorts for the great trilogy, The Lord of the Rings.