With the passage of time, the perceptions regarding primate studies have changed drastically. The initial studies on primates were focused towards the structural similarities between human beings and apes. However, with time, the studies also focused on behavioral and biological similarities among these species. Cooperation is a common phenomenon in human beings and primates. However, human cooperation exceeds the level of cooperation in primates because of the variety of cooperative strategies used by them. Furthermore, the cooperation among human beings and primates also differ in terms of the cognitive skills possessed by them.
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