A pied-wagtail bird walks across the grass on Center Court ahead of the men's semi-final match between Serbia's Novak Djokovic and France's Richard Gasquet on day eleven of the 2015 Wimbledon Championships at The All England Tennis Club in Wimbledon, southwest London, on July 10, 2015. RESTRICTED TO EDITORIAL USE -- AFP PHOTO / GLYN KIRK (Photo by GLYN KIRK / AFP) (Photo by GLYN KIRK/AFP via Getty Images)
