http://www.youtube.com/watch?v=rSrIkUXwsNk
"Russian scientists detach a dogs head for the purpose of testing and research artificial life support in pre-soviet republic. The dog is awakened in this video after having it's head surgically severed and is experimented on to determine if the animal is lucid, and to document the technology in this film reel"
Obviously old. Some people think it's fake. I found this article about it:
http://www.environmentalgraffiti.com...ead-alive/1315
Fascinating but heartbreaking.