Not sure what it could be...don't want to speculate.
Only you know if this is odd for her or feel like something may be wrong?
If you're worried and it doesn't seem right...I would go to the vet.
(At least that is what I would do.)
Sorry, that' s the best I advice can offer...hope she'll be ok.
Just my opinion.
Last edited by KatsMuse; 09-15-2013 at 12:03 AM.