Animal nutrition
P. McDonald ... [et al.]
Longman, 1995
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Scott, John Paul
Animal behavior
University of Chicago Press, 1958
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Tinberger, Niko
Animal behavior
Time Life Book, 1970
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Orwell, George, 1903-1950
Animal farm
Sumbu, 2001
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Animal diversity
by Cleveland P. Hickman, Jr. [and others]
McGraw-Hill, 2012
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