... for use with non-human primates. In this version, the subject observes an actor watching an object being hidden. A screen is then placed between the object and the actor, preventing them from seeing that another actor is moving the object to a new location. The animal, is however witness ... witnessed by a chimpanzee, which was then searched for by either a "co-operative" participant, who shared the food if found on the first attempt, or a "competitive" participant who did not. If the competitive participant failed to find the food the chimpanzees were then able to retrieve it for thems...

• Word Count: 2386
• Approx Pages: 10
• Has Bibliography
• Grade Level: Graduate