Tortoise shaking her butt (video)

[Geng]

I caught my russian tortoise shaking her... butt. Does this behaviour mean something, or is she just burrying herself? I have it on video:

 

[johnandjade]

hi there, nothing to worry about... few different opinions on why ... butt it happens sometimes, will try find the thread for you. it is fun to watch

 

[johnandjade]

http://www.tortoiseforum.org/index.php?threads/Another-obsevation-of-Butt-wiggling-and-why?.124324/

 

[The caretaker]

Funny. Never seen mine do that