Ooooh, what a pretty mama! It doesn't look like her nipples have popped yet have they? How long has she been preggers?
God job!!!
www.CaliforniaRatBreeders.org - California Rat Breeders (CRBA) is now taking donations for our initial launch to the web off of facebook.
-Keep in mind that I'm a rodent enthusiast who breeds pet rats, I am not a subject matter expert or a veterinarian but will do what I can to help with your rats-