Файл:Белоплечий орлан.jpgA Steller's sea eagle in the Zoological Museum of the Zoological Institute of the Russian Academy of Sciences
Two British naturalists, John Bradbury and Thomas Nuttall, accompany the Astor Expedition as far as South and North Dakota. Nuttall later writes an account of the birds seen in Manual of the Ornithology of the United States and of Canada 1832.
Bechstein inadequately describes a bird he calls Lanius gularis in an obscure work titled Шаблон:Lang General Synopsis of Birds Шаблон:Lang. This is later thought to be the large woodshrike and the name causes some taxonomic problems. Such situations are not uncommon due to problems with language, library insufficiency, short descriptions and the profusion of bird names published in this century.
