The Queen has started using Prince Philip's "favourite" walking stick on engagements in a subtle nod to her late husband, his biographer has revealed.
Gyles Brandreth, 73, has written a number of books about the Duke of Edinburgh over the years, publishing a biography of his life just weeks after his death last year.
And now the This Morning regular has noticed how his widow, who has been spotted seemingly less mobile in the wake of her husband's death, has been using his favourite aid.
Speaking to The Telegraph, Gyles said: "I recognised the stick instantly as it was always kept in a pot by the front door. Get exclusive royal stories straight to your inbox with OK!'s weekly Royals newsletter.
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