Chimpanzee research. At upper left,a chimpanzee is standing on a stack of boxes to reach bananas. A seated chimpanzee is at lower right. This glass negative is from the papers of German psychologist Wolfgang Kohler (1887-1967). Kohler's work at a primate research station in Tenerife resulted in his publication 'The Mentality of Apes' (1917) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / American Philosophical Society |
Bildgröße: | 2315 px × 3801 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |