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By Kano, T., Vineberg, Evelyn Ono
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By Fossey, Dian
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By Singer, Peter
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By Whiten, Andrew, Hinde, Robert A., Stringer, Christopher B., Laland, Kevin N.
By Rodman, C
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By Goodall, Jane, Neugebauer, Michael
By Boesch, Christophe
By DK
By Shirley C. Strum
By Arcus Foundation
By Alison Richard
By Duane Quiatt (University of Colorado), Vernon Reynolds (University of Oxford)
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By Steve Smallman, Smallman, Steve, Schon, Nick
By Jane van Lawick-Goodall, Hugo van Lawick, Goodall, Jane
By Lawick-Goodall, Jane van.
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