The Bird of Washington, Washington Eagle, or Great Sea Eagle (Falco washingtonii, F. washingtoniensis, F. washingtonianus, or Haliaetus washingtoni)[1] was a putative species of sea eagle which was claimed in 1826 and published by John James Audubon in his famous work The Birds of America. It is now not recognised as a valid species. Theories about its true nature include the following:[2]
It was a juvenile specimen or subspecies of bald eagle (Haliaeetus leucocephalus).
^Halley, Matthew R. (22 June 2020), "Audubon's Bird of Washington: unravelling the fraud that launched The birds of America", Bulletin of the British Ornithologists' Club, 140 (2): 110–141, doi:10.25226/bboc.v140i2.2020.a3, S2CID219970340