Niet-menselijke primaten reageren op auditieve en visuele prikkels, en met behulp van simpele beloningssystemen kunnen de dieren er via training vaak toe worden gebracht, kleine ingrepen zoals bloedafnamen te accepteren.
Non-human primates will respond to aural and visual stimuli, and by using simple reward systems, training can often be employed to encourage the animals to accept minor interventions, such as blood sampling.