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Biological Bases of Social Behavior

 

1. Evolutionary psychology
 

2. Darwin’s Theory of Natural Selection:

a. variation

b. inheritance

c. selection


3. Built-in social behaviors

a. Lorenz and the imprinting ducks

b. Tinbergen and the four “whys” of ethology

c. Fixed action patterns


4. Aggression – evolutionary hypotheses:

a. Using the resources of others

b. Defense against attack

c. Inflicting costs to same-sex members of the species who compete for the same limited resources

d. Negotiate status and power hierarchies

e. Deter rivals from future aggression


5. The biological bases of love:

a. Types of mating systems:

b. Differential parental investment of men and women

c. Choice of partners