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Population Trends in British Barn Owls, Tyto alba, and Tawny Owls, Strix aluco, in relation to environmental change
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Population Trends in British Barn Owls, Tyto alba, and Tawny Owls, Strix aluco, in relation to environmental change
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Population Trends in British Barn Owls, Tyto alba, and Tawny Owls, Strix aluco, in relation to environmental change
1990
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