Keywords: 50 Black & Yellow Warbler.jpg LargeImage 49_Blue-green_Warbler jpg 51_Red-tailed_Hawk jpg Plate 50 of Birds of America by John James Audubon depicting Black Yellow Warbler http //images library pitt edu/cgi-bin/i/image/image-idx view entry;cc audimg;entryid x-aud0050 University of Pittsburgh 1827-1838 creator John James Audubon PD-old-100 The Birds of America 050 |