:( May be a biological basis to support Grossmans findings that fathers adopt a secondary caregiver role
> Female hormones (oestrogen) create higher levels of nurturing and therefore women are biologically predisposed to be the primary attachment figure
> Whereas males produce more testosterone rather then oestrogen and testosterone is not associated with being caring and nurturing, suggesting the fathers role is less important
> Therefore, there are several explanations to consider when investigating role of the father