We talk about multiple birth when more than a single embryo implants and develops. Common multiples are two (twins) and three (triplets). New topic TopicsMessagesLatest Update How can I get pregnant with twins?31 year, 4 months ago New topic Create New Topic in “Multiple birth”Log in Log in Forgot your password? Or Login with Facebook Not registered? Sign up here 2015-09-17 18:28:57inviTRA Sandra F.