Tower of London’s ‘Queen’ Raven Merlina is feared to have died… in ominous step closer to ‘fall of United Kingdom’ if 350-year-old myth about death of all six birds is true

Merlina, the 14-year-old 'free-spirited' raven who arrived at the Tower as a chick in 2007, has not been seen at her home at the 11th Century London fortress for several weeks.