circa 1820:  British songbirds, clockwise, the Songthrush, Ring-Ouzel, Blackbird, Robin, Skylark and Wheat-Ear.  (Photo by Hulton Archive/Getty Images)

circa 1820: British songbirds, clockwise, the Songthrush, Ring-Ouzel, Blackbird, Robin, Skylark and Wheat-Ear. (Photo by Hulton Archive/Getty Images)

Download this HD photo of robin, songbird, skylark - bird, and avian by Getty Images (@gettyimages)

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