http://jeb.biologists.org/content/21...expansion.html

Yup they have both inner ear and saccule, I would assume they are balance. I know the hear or feel, hard to place human sense on a reptile, vibrations through the ground with mandible quadrate and columela auris (column of the ear if my latin serves)

http://www.herpnation.com/hn-blog/sn...=john-c-murphy

I hope there is actually real study of wobble and what it actually is rather than a lot of guesses.

Wobble to me looks like a neuromuscular issue the muscles just are not doing what the mind wants but that is absolutely nothing more than a guess.