my guinea pig is biting her paw?

[pinklady031]

every time i pick my guinea pig up she starts putting her right paw in her mouth and is like chewing on it.i know it doesnt hurt her cause she aint screaming or anything..i just wanna know why?she is not bleeding or anything...not hurting herself..

 

[ellot]

i'm hungry. i think i'll eat a bagel.