By Hume, Allan Octavian, 1829-1912 . Genre a-ii--- / Birds / India / Periodicals / Ornithology and 2 more . Names india / s f / adult / eye / iris and 6527 more

By Nuttall, Thomas, 1786-1859 / Chamberlain, Montague, 1844-1924 . Genre Birds / United States / Birds / Canada . Names grass / insects / spotted / leaves / america and 2949 more

By Sharpe, Richard Bowdler, 1847-1909 . Genre Birds / Great Britain . Names iris / adult / mus / bacterium o / eye and 3163 more

By Hudson, W. H. (William Henry), 1841-1922 . Genre Birds . Names wood / life / flowers / geese / flower and 825 more

By Swaysland, W. . Genre Birds / Dictionaries / Birds / Pictorial works . Names sea / grass / spotted / insects / rock and 1066 more

Genre Birds / Periodicals . Names american / island / life / wood / beach and 1709 more

Genre Birds / Periodicals / Birds / Conservation / Periodicals . Names life / island / american / order / wood and 2700 more

By Aldrich, John Warren, 1906- / Bole, Benjamin Patterson, 1908- . Genre Natural history / Panama / Azuero peninsula / Birds / Panama and 4 more . Names panama / mus / munida n. / sea / type and 2614 more

By Headley, F. W. (Frederick Webb), 1856-1919 . Genre Birds / Anatomy / Evolution . Names life / called / animals / feather / eye and 1578 more

By Coues, Elliott, 1842-1899 . Genre n------ / Birds / North America / Ornithology / North America and 3 more . Names ami / america / eye / adult / none and 3074 more