Hernan Cortes Size:Standard: 6 x 4in Joshua Reynold's ghost appears from

Joshua Reynold's ghost appears from the paved floor in the foreground

Prince Charles and Princess Diana stand on the balcony of Buckingham Palace

Figure B is the Rhinoceros hornbill Buceros rhinoceros from Sumatra

Mr Bull remains sceptical

Hernan Cortes Size:Standard: 6 x 4in Joshua Reynold's ghost appears fromHernan Cortes, Spanish conquistador, (1780). Landing in Mexico in 1519, with a force of only some 600 men, Cortes (1485 1547) succeeded in overthrowing the empire of the Aztecs, a civilization numbering 5 million. He was able to achieve this partly due to the natives being terrified of the Europeans' horses and firearms, neither of which they had seen before. In addition, the Aztecs believed a prophecy that they would be visited by a light skinned