Darwin's evolutionary theory of NVC

Question 1

what did Darwin think of NVC

Answer 1

• evolved and ADAPTIVE
• due to the nervous system, eg, dilated pupils are a sign of being afraid but they are also the same effects of adrenaline being being released into our bodies, in preparation for fight or flight

Question 2

evidence for his theory

Answer 2

• medical evidence supports this, such as pupil dilation, so it is innate and biologically determined
• children who have been blind since birth still display the same facial expressions as sighted children, so it’s UNIVERSAL