doe rabbit

Question
i put my female rabbit in whith a male 6 weeks ago she has not had any babies i haave introduced another male in whith her and she grunts and tries to run away her behavior has changed she is about 11 months  thankyou

Answer
This is not something I really know anything about.  This site gives some reasons for mating not occurring:
http://www.barbibrownsbunnies.com/having_baby_bunnies_questions.htm

It may be that she's very picky in her choice of guys.

But one of the experts on this site who breeds, may be able to give you a better idea of why your girl can't find a guy she likes.