Robert W. Shumaker
Popular items by Robert W. Shumaker
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Orangutans (Worldlife Library)
Shumaker, Robert W.
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Animal Tool Behavior: The Use and Manufacture of Tools by Animals
Shumaker, Robert W.; Walkup, Kristina R.; Beck, Benjamin B.
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Animal Tool Behavior: The Use and Manufacture of Tools by Animals
Shumaker, Robert W.; Walkup, Kristina R.; Beck, Benjamin B.
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PRIMATES IN QUESTION (Smithsonian Answer Book)
SHUMAKER RW.
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