Black Swan Cygnus atratus
This Australasian species has long been popular in British wildfowl collections and escaped birds occasionally breed in the wild.
escaped Black Swan, Salthouse (Norfolk, UK), 20th November 2004
captive first-winter Black Swan, Martin Mere (Lancashire, UK), 26th December 2014
escaped Black Swan, Salthouse (Norfolk, UK), 10th November 2007
escaped Black Swans, Abberton Reservoir (Essex, UK), 21st August 2004
escaped Black Swan, Cley (Norfolk, UK), 7th February 2009
captive Black Swan cygnet, private collection at Wereham (Norfolk, UK), 5th May 2017
captive Black Swan, St James's Park (London, UK), 16th March 2018