what animals that are not there today roamed northwest georgia a thousand years ago?

Answer 1

You can start with the passenger pigeon. :) And is the carolina parakeet extinct too now?

How about the grizzly bear, wild turkey, and bald eagle?

And were there wolves that far south?

Answer 2

From reviewing on line data, it appears buffalo, or more correctly, American Bison roamed as far east and south as Atlanta.