London, Dec 21: Queen Elizabeth II has become the oldest-ever living monarch of the United Kingdom at the age of 81.
Born on April 21, 1926, Elizabeth ascended the throne in February 1952, when she was 25 years old.
Over the years Elizabeth has seen many things, which include becoming a grandmother for the eighth time, with Prince Edward and his wife Sophie welcoming a baby boy.
Also, the Queen has received many unusual gifts including jaguars, sloths, beaver, an elephant, pineapples, eggs, snail shells, maple trees and 7kg of prawns.