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: acratia, Affe, animal, bad, big ape, black, chimp, chimpanzee, dark, darkly, difficult, difficulty, düster, ernst, frustrated, frustriert, Glied, gloomy, helpless, impotence, impotent, Impotenz, klein, kpwx_Schimpan045_20870, kräftig, kraftvoll, male, mammal, man, Mann, Männer, männlich, male, Menschenaffe d:Primaten, monkey, nachdenklich, Natur, nature, negativ, negatively, Pan, Pan troglodytes, penis, Penis, pensive, phallus, Phallus, potent, Potenz, primates, ratlos, Säugetier, Schimpanse, schlecht, schwach, schwarz, schwierig, Schwierigkeit, serious, sex, Sex, sit, sitzen, Skepsis, skeptic, skeptical, skeptisch, small, stark, strong e: sturdy, thoughtfully, Tier, troglodytes, virility, weak