By Sharpe, Richard Bowdler, 1847-1909 . Genre Birds / Great Britain . Names adult / sea / iris / mus / bacterium o and 3049 more

By Buffon, Georges Louis Leclerc, comte de, 1707-1788 . Genre Natural history / Birds / Fishes / Entomology / Laboratory manuals . Names animal / fish / insects / animals / leaves and 1552 more

By Bradley, O. Charnock (Orlando Charnock), 1871-1937 . Genre Birds / Anatomy . Names area / eye / feather / adult / iris and 432 more

By Howard, Henry Eliot, 1873-1940 . Genre Birds / Behavior / Territoriality (Zoology) . Names life / area / order / none / wood and 623 more

By Macgillivray, William, 1796-1852 . Genre e-uk--- / Birds / Great Britain . Names insects / spotted / eye / seeds / turdus and 2118 more

By Whitaker, Joseph Isaac Spadafora, 1850- . Genre Birds / Tunisia . Names iris / adult / mus / sea / insects and 4893 more

By Butler, Arthur Gardiner, 1844-1925 / Grld, H. (Henrik), 1858-1940 / Frohawk, Frederick William, 1861-1946 . Genre e-uk--- / e-ie--- / Passeriformes / Great Britain / Passeriformes and 5 more . Names iris / grass / insects / spotted / leaves and 1390 more

By Dewar, Douglas, 1875- . Genre Birds / India . Names india / life / insects / called / eye and 1221 more

Genre Birds / Periodicals / Birds / Great Britain / Periodicals . Names life / fruit / order / insects / wood and 876 more

By Beebe, Mary / Beebe, William, 1877-1962 . Genre Natural history / South America / Birds / South America / Venezuela and 3 more . Names life / insects / leaves / fish / wood and 1940 more