Robert Pattinson confirmed to Total Film that there is, indeed, a cesarean section performed to deliver a baby in Breaking Dawn. This particular book scene was a widely discussed topic on if/how it would be included in the film version. Here is what he had to say about the scene:
Source : TeamTwilightTwihards, rejoice. Robert Pattinson tells Total Film that the scene where his character performs a caesarean with his teeth on wife, Bella (Kristen Stewart), has been filmed for the final part of the Twilight franchise, Breaking Dawn.He’s currently juggling filming with promotion duties on his new non-vamp flick Water For Elephants, and chatted to TF while in LA.“Yeah, I’ve done it,” RPattz laughed, “I’ve chewed it, spat it out!”
