Animals (2) test (1) groupe social (1) comportement (1) littérature (1) lumière (1) intérêts (1) aliment (1) exposition (1) expérience scientifique (1) couleur (1) ordre (1) France (1) Vienne (1) Testing (1) Food (1) Tourists (1) Observations (1) Methods (1) Observations (1) Titis (Mammals) (1) Pink (1) Social influence (1) Zoos (1) Captive wild animals (1) Travelers (1) Testing (1) Tamarins (1) Stress (Physiology) (1) Social status (1)