Anthony Joshua has mocked Francis Ngannou on social media, with Conor McGregor reacting to his post. Joshua required just two rounds to get the better of Ngannou on Friday night, with the Watford-born boxer knocking his opponent down three times during the bout. The Briton showed a touch of class by consoling his beaten rival in the aftermath of the fight in Riyadh, imploring him to stay in boxing. But Joshua has now decided to stick the knife into Ngannou on social media. Ngannou’s nickname is the ‘predator’. But Joshua, writing on Instagram, crossed out that word and said: “Predator to prey….