Stock photography, photos: Chimpanzee Stock photos of chimp chimpanzee Pan troglodytes Photograph: © Klaus-Peter Wolf Click for a larger image and more information Keywords associated with this stock photo: 1, able, Affe, aggressiv, aggressive, aggressiveness, Aggressivität, anger, animal, Ärger, big ape, black, chimp, chimpanzee, concentration, ein, einzeln, Emotion, emotion, ernst, feeling, focused, focussed, Frust, frustrated, frustration, frustriert, Gefühl, Gestik, gesture, grimace, Grimasse, Hand, hand, Hände, intelligent, klug, Konzentration, konzentriert, kpwl_Schimpan022_18935, lip, Lippe, Lippen, lips, male, mammal, man, Mann, Männer, männlich, men, Menschenaffe d:Primaten, mimic, Mimik, monkey, mood, mouth, Mund, nachdenklich, Natur, nature, one, Pan, Pan troglodytes, pensive, Portrait, portrait, primates, Säugetier, savvy, Schimpanse, schwarz, serious, single, Skepsis, skeptic, skeptical, skeptisch, Stimmung, teeth, thoughtfully, Tier, tooth, troglodytes, Zahn, Zähne