The photo also signals a change to not just a Wales family tradition, but a longstanding royal family one as well.

Kate Middleton and Prince William kept their tradition of sharing a birthday photo of their youngest son, just like they do ...

Kate Middleton and Prince William have shared a new photo of Prince Louis in honor of his 7th birthday Wednesday. The Prince ...

The Prince and Princess of Wales have released a new portrait of their youngest son, Prince Louis, to mark his seventh ...