temps (durée) (1) test (1) batterie (1) sécurité (1) pression (1) intérêts (1) exploration (1) environnement (1) effet (1) Variation (1) Captive wild animals (1) Time (1) Pressure (1) Nature and nurture (1) Monkeys (1) Human beings (1) Interest (1) Hypothesis (1) Explanation (1) Euthenics (1) Ecology (1) Discrimination (1) Curiosity (1) Captivity (1) Cameras (1) Animals (1) Adaptation (Biology) (1) Settings (1) Behavior (1) Number (1)