What are the main distinguishing features of a person?

Distinctive features of a person as a biological species are structural features of the body and uniqueness in terms of social interaction. These criteria are: the ability to build strong social relationships (friendship, family), the presence of culture, traditions, the ability and desire to help their relatives, the equality of all components of the social pyramid (that is, if a person has power, then he is still obliged to observe the laws, in distinguishes from animals, in their systems of hierarchy, the leader is allowed more than ordinary individuals).