1. | € 59,40 | EAN-13: 9780801898532 Shumaker Robert W | Walkup Kristina R | Beck Benjamin B | Burghardt Gordon M Animal Tool Behavior â The Use and Manufacture of Tools by Animals â Revised Edition 2e
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2. | € 57,00 | EAN-13: 9780226492797 Lonsdorf Elizabeth V | Amsler Sylvia | Beck Benjamin | Biro Dora | Bloomsmith Millie | Brosnan Sarah F | Call Josep | Carvalho Susana | De Waal Frans Bm | Gilb Mind of the Chimpanzee â Ecological and Experimental Perspectives
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