Celebrity Pictures The Duke and Duchess Visit Taronga Zoo with George ByAli Waller Posted onApril 21, 2014 Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge feed giraffes at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images) SYDNEY, AUSTRALIA – APRIL 20: Prince William, Duke of Cambridge holds Prince George of Cambridge as they look at a Bilby called George at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images) SYDNEY, AUSTRALIA – APRIL 20: Catherine, Duchess of Cambridge picks up a toy bilby Prince George of Cambridge threw on the ground as Prince William, Duke of Cambridge holds Prince George of Cambridge during a visit to the Bilby Enclosure at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images) SYDNEY, AUSTRALIA – APRIL 20: Catherine, Duchess of Cambridge holds Prince George of Cambridge as Prince William, Duke of Cambridge looks on whilst meeting a Bilby called George at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images) SYDNEY, AUSTRALIA – APRIL 20: Catherine, Duchess of Cambridge holds Prince George of Cambridge as Prince William, Duke of Cambridge looks on whilst meeting a Bilby called George at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images) SYDNEY, AUSTRALIA – APRIL 20: Catherine, Duchess of Cambridge holds Prince George of Cambridge as Prince William, Duke of Cambridge looks on whilst meeting a Bilby called George at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images) SYDNEY, AUSTRALIA – APRIL 20: Prince William, Duke of Cambridge holds Prince George of Cambridge as Catherine, Duchess of Cambridge gives him a toy bilby during a visit to the Bilby Enclosure at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images) SYDNEY, AUSTRALIA – APRIL 20: Catherine, Duchess of Cambridge holds Prince George of Cambridge as Prince William, Duke of Cambridge look whilst meeting a Bilby called George at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images) SYDNEY, AUSTRALIA – APRIL 20: Catherine, Duchess of Cambridge holds Prince George of Cambridge as they visit the Bilby Enclosure at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images) SYDNEY, AUSTRALIA – APRIL 20: Prince William, Duke of Cambridge holds Prince George of Cambridge as Catherine, Duchess of Cambridge gives him a toy bilby during a visit to the Bilby Enclosure at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images) SYDNEY, AUSTRALIA – APRIL 20: Prince William, Duke of Cambridge holds Prince George of Cambridge as Catherine, Duchess of Cambridge looks on during a visit to the Bilby Enclosure at Taronga Zoo on April 20, 2014 in Sydney, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Chris Jackson/Getty Images)