evaluation

• male brains have minor differences in structure as they have higher exposure to testosterone before and after birth
• experimental evidence suggesting testosterone levels are associated with aggression
• Mazur (1983) showed a marked increase in inter mate fighting around puberty - rapid increase in testosterone
• Mazur (1983) showed a marked increase in inter mate fighting around puberty - rapid increase in testosterone
• its difficult to prove the evolutionary "ideas"cant be scientifically tested
• the "ideas" intuitively make sense and can explain the observed facts can't be tested and we can't check