Harry Harlow shows that infant rhesus monkeys appear to form an affectional bond with soft, cloth surrogate mothers that offered no food but not with wire surrogate mothers that provided a food source but are less pleasant to touch.
Related posts:
A masculinidade tóxica pode ser pró-social
7 FORMAS DE AUMENTAR A SEROTONINA SEM REMÉDIOS
O paciente pode convidar o Psicólogo para sair? | ácidamente