No they're terribly unhappy.
No there were no hobbits, only short people.
No they are not hobbits. Gog and Magog are people (creatures or people of a country) mentioned in many ancient books and fantasies. Gog and Magog occur in mythology and folklore including the Bible and the Quoran.
No, Hobbits are fictitious characters
In my view, I think hobbits are carefree peoples. They eat, drink and be merry. They love to smoke, party, eat large feasts, dance, Unfortunately, they're terrified of a fight, they fight for self-defence. They don't like to be taken out of their safety zone. I hope this helps
Hobbits can speak because they were able to talk to humans
Hobbits are also known as halflings.
Hobbits are a product of fiction. They never really existed.
Yes, they are hobbits that live in the Shire.
Hobbits did not live in trees. The opposite in fact; they lived in holes in the ground. Some Hobbits lived in houses. Hobbits do not like heights and do not even sleep upstairs.
The three types of hobbits are Harfoots, Stoors, and Fallohides.
J.R.R. Tolkien created hobbits in The Hobbit and The Lord of the Rings.
Hobbits might exist just check out this article: http://www.independent.co.uk/news/science/the-foot-that-may-prove-hobbits-existed-1680405.html