I don't care if you never intend on owning any kind of lizard or crocodile, this is nothing short of amazing. Page 2 has a video that you will have to watch twice...amazing.
http://www.thetegu.com/showthread.php?12158-Caiman-Tegu-(Dracaena-guianensis)
http://www.thetegu.com/showthread.php?12158-Caiman-Tegu-(Dracaena-guianensis)