i know who you feel, in the span of an afternoon my oldest austrolorp hen ( she was nearly 9yrs old) went missing, have been finding feathers everywhere since:(
All our chooks have names, theres Big Bird, Gerald, Cowboy and Maybe Peanut (the roosters) and the hens are named Freckles, Miss Silkie, Pinkie, Ginger, Scapegrace, Timber, Alpha, Munchie, Macho, Herbie, Midnight, Escape Artist, Old Bird and Bandit, plus new silkies to name soon...