Short Eared Owl

Die Raubvögel Deutschlands und des angrenzenden Mitteleuropas;. Cassel [Germany]Verlag von Theodor Fischer,1876.. biodiversitylibrary.org/page/47850808

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Gray lady and the birds;. New York,The Macmillan company,1907.. biodiversitylibrary.org/page/12784111

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A general history of birds /. Winchester [England] :Printed by Jacob and Johnson, for the author : sold in London by G. and W.B. Whittaker ... [and 3 others],1821-1828.. biodiversitylibrary.org/page/33601206

The birds of Europe.. London,Printed by R. and J.E. Taylor, pub. by the author,1837.. biodiversitylibrary.org/page/42174399

British birds in their haunts .... London,Dutton[1922]. biodiversitylibrary.org/page/13519364