It follows the tradition for conjugal arms in showing the separate shields for the Duke and Duchess of Cambridge side-by-side , the palace said . William and Catherine have a new coat of arms to represent them as a married couple . The Duke and Duchess of Cambridge were married in 2011 . Catherine 's father , Michael Middleton , was granted a coat of arms ahead of the wedding . Title: Why do we need so many different types of antibiotics?
William and Catherine have a new coat of arms to represent them as a married couple . The Duke and Duchess of Cambridge were married in 2011 . Catherine 's father , Michael Middleton , was granted a coat of arms ahead of the wedding . Title: Why do we need so many different types of antibiotics?